ASTM F1505-16(2021)

Standard Specification for Insulated and Insulating Hand Tools

ABSTRACT
This specification covers the testing and corresponding design and performance requirements for insulated and insulating hand tools used for working on, or in close proximity to, energized electrical apparatus or conductors operating at maximum voltage of 1000 V ac or 1500 V dc. The hand tools covered here are screwdrivers, wrenches, pliers, nippers, strippers, cable cutting tools, cable scissors, knives, and tweezers. These tools shall be evaluated via visual and dimensional checks, ambient temperature and extreme low temperature impact tests, dielectric tests, indentation tests, adhesion tests for insulating material coatings, flame resistance tests, and mechanical tests such as bending, torque, and locking tests. Routine tests, acceptance criteria, and quality assurance plan for these tools are considered as well.
SIGNIFICANCE AND USE
6.1 The performance and durability of the tools covered in this specification are not covered beyond those referenced in the applicable ASME, ANSI, or ISO standards and GGG specifications.
SCOPE
1.1 This specification covers the testing of insulated and insulating hand tools used for working on, or in close proximity to, energized electrical apparatus or conductors operating at maximum voltage of 1000 V ac or 1500 V dc.  
1.2 The specific use of these tools is beyond the scope of this specification.  
1.3 The values stated in SI units are to be regarded as standard. The values given in parentheses after SI units are provided for information only and are not considered standard.  
1.4 The following precautionary caveat pertains to the test method portion only, Section 7, of this specification: This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety, health, and environmental practices and determine the applicability of regulatory limitations prior to use.  
1.5 This specification does not purport to address all of the safety problems associated with the use of tools on, or in close proximity to, energized electrical apparatus.  
1.6 This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.

General Information

• Status: Published
• Publication Date: 30-Sep-2021
• ICS: 13.260 - Protection against electric shock. Live working
• ICS: 25.140.01 - Hand-held tools in general
• Technical Committee: F18 - Electrical Protective Equipment for Workers
• Drafting Committee: F18.35 - Tools & Equipment

Relations

• Refers: ASTM D5025-20a - Standard Specification for Laboratory Burner Used for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 01-Mar-2020
• Refers: ASTM D5025-20 - Standard Specification for Laboratory Burner Used for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 01-Feb-2020
• Refers: ASTM D149-20 - Standard Test Method for Dielectric Breakdown Voltage and Dielectric Strength of Solid Electrical Insulating Materials at Commercial Power Frequencies
• Effective Date: 01-Jan-2020
• Refers: ASTM D5025-12 - Standard Specification for Laboratory Burner Used for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 01-Aug-2012
• Refers: ASTM D5025-12e1 - Standard Specification for Laboratory Burner Used for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 01-Aug-2012
• Refers: ASTM D5025-11 - Standard Specification for Laboratory Burner Used for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 01-Dec-2011
• Refers: ASTM D5207-09 - Standard Practice for Confirmation of 20-mm (50-W) and 125-mm (500-W) Test Flames for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 01-Sep-2009
• Refers: ASTM D618-08 - Standard Practice for Conditioning Plastics for Testing
• Effective Date: 01-Nov-2008
• Refers: ASTM D618-05 - Standard Practice for Conditioning Plastics for Testing
• Effective Date: 01-Nov-2005
• Refers: ASTM D5025-05 - Standard Specification for Laboratory Burner Used for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 01-Apr-2005
• Refers: ASTM D149-97a(2004) - Standard Test Method for Dielectric Breakdown Voltage and Dielectric Strength of Solid Electrical Insulating Materials at Commercial Power Frequencies
• Effective Date: 01-Mar-2004
• Refers: ASTM D5207-03 - Standard Practice for Confirmation of 20-mm (50-W) and 125-mm (500-W) Test Flames for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 10-Jul-2003
• Refers: ASTM D618-00 - Standard Practice for Conditioning Plastics for Testing
• Effective Date: 10-Nov-2000
• Refers: ASTM D5025-99 - Standard Specification for Laboratory Burner Used for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 10-Apr-1999
• Refers: ASTM D5207-98 - Standard Practice for Calibration of 20 and 125 mm Test Flames for Small-Scale Burning Tests on Plastic Materials
• Effective Date: 10-Jan-1998

Overview

ASTM F1505-16(2021), Standard Specification for Insulated and Insulating Hand Tools, is an internationally recognized standard developed by ASTM International. This specification establishes the testing, design, and performance criteria for insulated and insulating hand tools designed for working on or near energized electrical apparatus or conductors operating at a maximum voltage of 1000 V ac or 1500 V dc.

It covers popular tool types such as screwdrivers, wrenches, pliers, nippers, strippers, cable cutting tools, cable scissors, knives, and tweezers. The primary goal is to ensure the tools’ ability to provide user protection against electric shock and minimize risks such as short circuits while maintaining robust mechanical performance.

Key Topics

• Scope and Definitions: The standard applies to insulated hand tools (covered with insulating material to protect the user) and insulating hand tools (primarily made from insulating material).
• Testing Requirements: Tools must pass rigorous tests, including:
  • Visual and dimensional checks
  • Impact resistance at ambient and low temperatures
  • Dielectric strength (10kV rms for 3 minutes)
  • Adhesion of insulating coatings
  • Flame resistance
  • Mechanical durability (bending, torque, and locking)
• Quality Assurance: The standard addresses routine tests, acceptance criteria, and offers guidance for batch sampling and quality control practices.
• Marking and Identification: Each tool must display essential information including voltage rating, manufacturer's name or mark, appropriate symbols (e.g., double triangle for live work), and standard reference.
• Design Features: Outlines requirements for insulation coverage, handle design (including guards to prevent hand slippage), and durability of markings and coatings.
• Safety Precautions: The standard emphasizes that it does not cover all safety concerns. Proper use and additional protective measures are the responsibility of the tool user.

Applications

Insulated and insulating hand tools compliant with ASTM F1505-16(2021) are essential across various industries, including:

• Electrical Installation and Maintenance: Used by electricians and maintenance personnel working on live or potentially live electrical systems, ensuring safe handling around energized circuits up to 1000 V ac or 1500 V dc.
• Utility Services: Critical for utility workers managing electrical infrastructure, substations, and overhead lines.
• Industrial Electrical Work: Supports manufacturing and processing facilities where live-panel and equipment servicing is required.
• Laboratories and Testing Facilities: Ensures safety for professionals performing diagnostics or repairs on energized components.
• Renewable Energy Installations: Suitable for solar panel and battery storage systems operating within specified voltage limits.

Complying with this standard reduces the risk of electrical accidents and is often required by company policy or regulatory bodies.

Related Standards

ASTM F1505-16(2021) references and aligns closely with a range of national and international standards to ensure comprehensive safety and performance, including:

• ASME B18.3 and B107 Series: Mechanical requirements for hand tools.
• IEC 60900:2012: Live working – hand tools for use up to 1000 V ac and 1500 V dc.
• ISO 1174-1 and ISO 5744: Dimensions and testing of assembly tools for screws and nuts, and methods of test for pliers and nippers.
• ASTM D149, D618: Procedures for dielectric breakdown voltage of solid electrical insulating materials and conditioning of plastics.
• Federal Specification GGG-R-791H: Rulers and measuring instruments.

Practical Value

Implementing ASTM F1505-16(2021) ensures that hand tools used for electrical work meet stringent requirements for insulation, durability, and safety, reducing the risk of injury and equipment damage. Compliance also facilitates market acceptance and alignment with international regulations, making it indispensable for manufacturers, safety engineers, purchasing agencies, and professionals working near live electrical equipment.

Keywords: ASTM F1505, insulated hand tools, insulating hand tools, electrical safety tools, dielectric testing, voltage rating, tool standards, live working, electrical maintenance, safety compliance.

Standards Content (Sample)

This international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for the
Development of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Trade (TBT) Committee.
Designation:F1505 −16 (Reapproved 2021)
Standard Specification for
Insulated and Insulating Hand Tools
This standard is issued under the fixed designation F1505; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope* D5025 Specification for Laboratory Burner Used for Small-
Scale Burning Tests on Plastic Materials
1.1 This specification covers the testing of insulated and
D5207 Practice for Confirmation of 20-mm (50-W) and
insulating hand tools used for working on, or in close proxim-
125-mm (500-W) Test Flames for Small-Scale Burning
ity to, energized electrical apparatus or conductors operating at
Tests on Plastic Materials
maximum voltage of 1000 V ac or 1500 V dc.
2.2 ASME/ANSI Standards:
1.2 The specific use of these tools is beyond the scope of
ASME B18.3-2002 Socket Cap, Shoulder, Set Screws, Hex
this specification.
and Spline Keys
1.3 The values stated in SI units are to be regarded as ASME B107 Series of Standards for Hand Tools andAcces-
standard. The values given in parentheses after SI units are sories
provided for information only and are not considered standard.
2.3 IEC Standard:
IEC 60900:2012 (Ed. 3) Live Working – Hand tools for use
1.4 The following precautionary caveat pertains to the test
up to 1000 V ac and 1500 V dc
method portion only, Section 7, of this specification: This
IEC 61318:2007 (Ed. 3) Live Working – Conformity assess-
standard does not purport to address all of the safety concerns,
ment applicable to tools, devices and equipment
if any, associated with its use. It is the responsibility of the user
2.4 ISO Standards:
of this standard to establish appropriate safety, health, and
ISO 1174-1:1996 Assembly tools for screws and nuts—
environmental practices and determine the applicability of
Driving Squares—Part 1: Driving squares for hand socket
regulatory limitations prior to use.
tools
1.5 This specification does not purport to address all of the
ISO 5744:2004 Pliers and nippers—Methods of test
safety problems associated with the use of tools on, or in close
2.5 Federal Specification:
proximity to, energized electrical apparatus.
GGG-R-791H (19 July 1994) Rules, Measuring
1.6 This international standard was developed in accor-
dance with internationally recognized principles on standard-
3. Terminology
ization established in the Decision on Principles for the
3.1 Definitions:
Development of International Standards, Guides and Recom-
3.1.1 insulated hand tools, n—those covered with insulating
mendations issued by the World Trade Organization Technical
material in order to protect the user from electric shock and to
Barriers to Trade (TBT) Committee.
minimize the risk of short circuits between parts at different
2. Referenced Documents potentials.
3.1.2 insulating hand tools, n—those made predominantly
2.1 ASTM Standards:
of insulating material, except for metal inserts at the working
D149 Test Method for Dielectric Breakdown Voltage and
head or active part or used for reinforcement but with no
DielectricStrengthofSolidElectricalInsulatingMaterials
exposed metal parts. In either case, to protect the user from
at Commercial Power Frequencies
electric shocks, as well as, to prevent short-circuits between
D618 Practice for Conditioning Plastics for Testing
exposed parts at different potentials.
This specification is under the jurisdiction of ASTM Committee F18 on
Electrical Protective Equipment for Workers and is the direct responsibility of Available from American Society of Mechanical Engineers (ASME), ASME
Subcommittee F18.35 on Tools & Equipment. International Headquarters, Three Park Ave., New York, NY 10016-5990, http://
Current edition approved Oct. 1, 2021. Published October 2021. Originally www.asme.org.
approved in 1994. Last previous edition approved in 2016 as F1505-16. DOI: Available from Institute of Electrical and Electronics Engineers, Inc. (IEEE),
10.1520/F1505-16R21. 445 Hoes Ln., P.O. Box 1331, Piscataway, NJ 08854-1331, http://www.ieee.org.
2 5
For referenced ASTM standards, visit the ASTM website, www.astm.org, or Available from International Organization for Standardization (ISO), 1 rue de
contact ASTM Customer Service at [e-mail]. For Annual Book of ASTM Varembé, Case postale 56, CH-1211, Geneva 20, Switzerland, http://www.iso.ch.
Standardsvolume information, refer to the standard’s Document Summary page on AvailablefromDoDASSIST-QuickSearch,DLADocumentServices,Building
theASTM website. 4/D, 700 Robbins Ave., Philadelphia, PA 19111-5094, http://quicksearch.dla.mil.
*A Summary of Changes section appears at the end of this standard
Copyright © ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United States
F1505−16 (2021)
3.2 Definitions of Terms Specific to This Standard: 4.7 The insulating material shall adhere securely to the
conductive parts of the tool and any outer layer of the material
3.2.1 acceptance test, n—a contractual test to prove to the
over the temperature range from – 20 to + 70 °C.
customer that the device meets certain conditions of its
specification.
4.8 Tools intended for use at extremely low temperatures
(–40 °C) shall be designated “Category C” and shall be
3.2.2 formation of lots or batches, n—the product is as-
designed for this purpose.
sembled into identifiable lots, sub-lots, batches, or in such
other manner as may be prescribed. Each lot or batch, as far as
4.9 Double-ended tools such as box wrenches, keys for
practicable, consists of units of product of a single type, grade,
hexagonal socket screws, double ended socket wrenches,
class, size, and composition, manufactured under essentially
double-head open-end wrenches, etc., are not allowed for
the same conditions and essentially the same time.
insulated tools but are allowed for insulating tools.
3.2.3 major defect, n—defect on product that is likely to
4.10 Tools Capable of Being Assembled:
result in failure, or to reduce significantly the functionality of
4.10.1 Retaining Devices for Tools Capable of Being
the product.
Assembled—Tools capable of being assembled shall have
3.2.4 minor defect, n—defect on product, other than major,
suitableretainingdevicestopreventunintentionalseparationof
that is not likely to reduce significantly the functionality of the
theassembly.Theretainingforcesshallbetestedinaccordance
product.
with 7.9.
4.10.2 Insulation Design for Tools Capable of Being
3.2.5 routine test, n—a test to which each individual device
Assembled—In the case of connecting parts of tools capable of
is subjected during or after manufacture to ascertain whether it
being assembled, the insulation shall be applied in such a
complies with certain criteria.
manner that if any part becomes detached during use, no
3.2.6 sampling test, n—a test on a number of devices taken
conductive part, which may still be live, can be inadvertently
at random from a batch.
touched or cause a disruptive charge.
3.2.7 type test, n—a test of one or more devices made to a
4.10.3 Tools Capable of Being Assembled with Square
certain design to show that the design meets certain specifica-
Drives—Tools capable of being assembled with square drives
tions.
shall have square drives and square sockets in accordance with
ISO 1174-1 (for separating forces, see 7.9.1). To ensure
4. Performance Requirements
compatibility of insulation between different manufacturers,
these tools shall be designated with overlapping elements
4.1 Insulated and insulating tools shall be designed and
described in Fig. 1.Their dimensions and tolerances shall be in
manufacturedinsuchawaythattheydonotconstituteadanger
accordance with Table 1.
for the user or the installation if they are used properly.
4.10.4 Interchangeability of Components Made by Different
4.2 The mechanical specifications for insulated and insulat-
Manufacturers—Tools capable of being assembled and de-
ing hand tools having the same function shall comply with the
signed to be interchangeable between different manufacturers
correspondingANSI or ISO standards. The mechanical perfor-
shallbespecificallymarkedinaccordancewith5.6.5.Thereare
mance of the working parts shall be maintained even after the
considerable difficulties in developing a unified standard for
application of any insulating layer(s). The insulation material
the mechanical joining systems for components and tools for
shall be such that it will adequately withstand the electrical,
different manufacturers. For safety reasons, only mechanically
mechanical, and thermal stresses to which it may be exposed
locked retaining systems shall be used for these kind of tools.
during normal use. Insulating hand tools specially designed for
Manufacturers shall include the following information in the
live working in an environment of live parts at different
instructions for use: To ensure that the complete assembly of
potentials (boxes with electrical equipment, live working on
insulated tool components from different manufacturers will
underground cables, etc.), that generally are used to hold or
withstand separating forces that are expected during the
move live conductors or to cut wires of small section, must
intended use, prior to the use of any assembly the use shall
have adequate mechanical properties to avoid the risk of
ensure, by pulling by hand in a separating direction, that the
breaking and the possible corresponding electrical conse-
retaining devices of all used elements are working efficiently
quences.These tools shall be checked for compliance with 7.8.
and no component gets separated.
4.3 All insulating material shall be flame resistant in accor-
5. Additional Requirements
dance with 7.7.
5.1 Screwdrivers and Wrenches—The following uninsulated
4.4 The insulating coating may consist of one or more
areas on the working head are permissible (see Fig. 2):
layers. If two or more layers are utilized, contrasting colors
5.1.1 Screwdrivers for slotted head screws, cross tip and
shall be employed.
other types, an 18-mm (0.709-in.) maximum length, is permis-
4.5 Thedesignandconstructionofthehandlesshallprovide
sible for the exposed tip.
a secure handhold and prevent unintentional slipping.
5.1.2 The blade insulation of screwdrivers shall be bonded
4.6 The tool shall have an operating temperature range from to the handle. The outer diameter of the insulation, over a
–20to+70°C. length of 30 mm (1.181 in.), in Area C of Fig. 2, shall not
F1505−16 (2021)
NOTE 1—Dimensions in millimetres
FIG. 1Description of the Insulating Overlapping Element and Different Assembly Configurations for Tools Capable of Being Assembled
with Square Drives (see 4.10.3)
A
TABLE 1 Dimensions and Tolerances of the Insulating Overlapping Element
NOTE 1—Dimensions in millimetres.
Nominal size I min I I d d d d
1 2 3 1 2 3 4
+2 +.05 0 +1.5 0 +1.5
0 -.05 -1.5 0 –1.5 0
6.3 19 16 2 12.5 13 18 19
10 19 16 2 17.5 18 23 24
12.5 19 16 2 21.5 22 27 28
20 19 16 2 32 33 38 39
A
I , I , I , d , d , d , and d are described in Fig. 1
1 2 3 1 2 3 4
exceed the width of the blade at the tip by more than 2 mm eter of the retaining device may exceed the dimensions of
(0.079in.).Thisareamaybeparallelortaperedtowardsthetip.
5.1.2. The retaining device shall be made from insulating
5.1.3 Bit Screwdrivers—Bit screwdrivers are regarded as material.
tools capable of being assembled. They shall meet the relevant
5.1.5 Box Wrenches, Socket Wrenches, and T-Wrenches—
requirements. The outer diameter of the insulation may exceed
The working surfaces that contact the fastener.
the dimensions of 5.1.2.
5.1.6 Engineer’s Wrenches—The working surface.
5.1.4 Screwdrivers with Screw Retaining Devices—If a
screwdriver has a screw retaining device, the screwdriver itself
NOTE 1—At the request of the customer, the uninsulated area may be
shall meet the requirements of this standard. The outer diam- extended to the working head.
F1505−16 (2021)
NOTE 1—Dimensions in millimetres.
NOTE 2—a = conductive part,
b = working part,
c = insulation, and
d = contact part.
FIG. 2Illustrations of Insulation of Typical Tools—Examples (see 5.1)
5.2 Folding Rules—Linear measuring instruments con- 5.2.2 Joints, End Tips and Extensions (if included) shall not
structed of fiberglass reinforced plastic or other suitable syn- be constructed of exposed metal.
theticmaterialwithadequatestrengthandrigiditycomprisedof 5.2.3 The movable joints may be constructed using metal
multiple legs and movable joints. pins. These pins shall not extend beyond the ends of the hinge
5.2.1 The legs shall meet the requirements for insulating or above the surface of the joint (see Fig. 4).
tools and pass the dielectric tests detailed in 7.4.4.2 and 7.4.4.3 5.2.4 Markings and Graduations shall be done in a perma-
(see Fig. 3). nent manner and comply with 5.6. In addition, graduations
NOTE 1—Dimensions in millimetres.
FIG. 3 Dielectric Testing Device for Insulating Tools (see 7.4.4.2)
F1505−16 (2021)
FIG. 4 Typical Fiberglass Folding Rule – Outside Reading (see
5.2)
shall be lasered, etched, molded or indented directly into the 5.4 Knives—The minimum length of the insulated handle
surface so that it remains legible throughout the life of the shall be 100 mm (4 in.). The handle shall have a guard on the
product. side (see Fig. 5(b)) toward the blade to prevent the slipping of
thehandontotheconductiveblade.Theminimumheightofthe
5.3 Pliers, Strippers, Cable Cutting Tools, Cable Scissors:
guard shall be 5 mm ( ⁄16 in.).The minimum insulated distance
5.3.1 The handle insulation shall have a guard so that the
between the inner edge of the guard and the non-insulated part
hand is prevented from slipping towards the uncovered metal
shall be 12 mm ( ⁄2 in.) (see Fig. 5(b), letter b). The length of
parts of the head (see Fig. 5(a) as an example). The height of
the uninsulated part of the knife blade shall not be longer than
the guard shall be sufficient to resist slippage of the fingers
65 mm (2 ⁄2-in.) (see Fig. 5(b), letter c).
towards the conductive part during work. For pliers, the
minimum dimensions of the guard shall be 10 mm ( ⁄8 in.) on
5.5 Tweezers (see Fig. 9):
the left and the right side of the pliers positioned on a flat
5.5.1 The total length (l) shall be 130-mm (5-in.) minimum
surface,5mm( ⁄16in.)ontheupperandlowerpartofthepliers
and 200-mm (8-in.) maximum. The length of the handle (g)
positioned on a flat surface (see Fig. 5(a )).
shall be 80-mm (3-in.) minimum.
5.3.2 The minimum insulated distance between the inner
5.5.2 Both handles of the tweezers shall have a guard
edgeoftheguardandthenon-insulatedpartshallbe12mm( ⁄2
towards the working head. The guard shall not be movable. Its
in.) (see Fig. 5(a).). The insulating material shall extend as far 3
height h and width b shall be sufficient (5 mm ( ⁄16 in.)
as possible towards the working end of the tool.
minimum, to prevent any slipping of the fingers during the
5.3.3 In the case of a slip joint and an adjustable joint plier,
work towards the uninsulated working head u. On both
a guard of 5 mm ( ⁄16 in.) minimum shall be provided for the
handles, the insulated part between the guard and the working
1 3
inner part of the handles (see Fig. 6).
head e shall be 12-mm ( ⁄2-in.) minimum and 35-mm (1- ⁄8-in.)
5.3.4 In the case of “micro tools” (that is, pliers and nippers
maximum.
for electronics) the dimensions of the guard shall be at least 5
5.5.3 In the case of tweezers with a metallic working head,
mm on the left and right side of the pliers held on a flat surface
the metallic part shall have a minimum hardness of 35 HCR
and3mmontheupperpartandthelowerpartofthepliersheld
(Rockwell Hardness – C Scale) at least from the working head
on a flat surface. The minimum insulated distance between the
to the handles.
inner edge of the guard and the non-insulated part shall extend
5.5.4 Theuninsulatedlength uoftheworkingheadshallnot
as far as possible towards the working head (see Fig. 7).
exceed a length of 20 mm ( ⁄4 in.).
5.3.5 Ifthehandlesofthetoolsexceedthelengthof400mm
5.5.5 Insulating tweezers shall not have exposed conductive
(16 in.), a guard is not required.
parts.
5.3.6 Scissors—A typical insulation of scissors is shown in
5.6 Marking—Eachtoolortoolcomponent,orboth,shallbe
Fig. 8. The finger rings of the scissors shall have one of the
marked permanently and legibly with the following informa-
designs presented in Fig. 8(a and b). The maximum length of
tion:
the uninsulated parts of scissors shall not exceed 100 mm (4
5.6.1 On the insulating material layer or on the metal
in.).The insulation portion in front of the guard shall extend as
conductive part include the following information:
far as possible towards the working head. If the insulated
5.6.1.1 Manufacturer’s name or trademark,
length in front of the finger rings is less than 50 mm, at least
one guard is required. 5.6.1.2 Type or product reference.
F1505−16 (2021)
it is permissible to limit this marking to the number of the
standard. In such case, the complete marking, including the
year of publication shall appear on the smallest unit container
in which the product is packaged.
5.6.3 The double triangle symbol shall be at least 3 mm ( ⁄8
in.) high. The letters and the figures shall be at least 2 mm ( ⁄16
in.) high (see Fig. 11).
5.6.4 The voltage markings described in 5.6.2 shall be the
only voltage shown on the tool.
NOTE 2—The indication of a test voltage may lead to the erroneous
assumption that the tool is suitable for work at that voltage.
5.6.5 The symbol for tools capable of being assembled and
designed to be interchangeable between different
manufacturers—the marking symbol and the dimensions are
given in Fig. 12. The dimension H shall be greater than or
equal to 5 mm.
5.6.6 Additional markings where specified by the customer.
5.7 Instructions for Use—In the case of tools that require
assembly or adjustment, the proper method shall be stated in
the instructions for use. See Section 12.
6. Significance and Use
6.1 The performance and durability of the tools covered in
this specification are not covered beyond those referenced in
the applicable ASME, ANSI, or ISO standards and GGG
specifications.
7. Type Tests
7.1 GeneralTestSpecification—Thefollowingtestsshallbe
utilized to check compliance with the requirements outlined in
Sections 4 and 5:
7.1.1 Perform the test procedures in 7.2 – 7.10 on each
specimen sample in the sequence listed.
7.1.2 Perform the type tests on at least three samples of the
(a) Insulation of Pliers same batch.
(b) Insulation of Knives
7.1.3 If there is any change in the design or manufacture of
the tool since the last type test, repeat the type test.
NOTE 1—Dimensions in millimetres.
7.1.4 Should a sample fail any part of the type tests, repeat
NOTE 2—a = insulated handle or leg,
b = guard, the type tests on at least six additional samples of the same
c = working head (not insulated), and
batch. Should any one sample then fail in any part of the
d = distance between the inner edge of the guard and the
repeated type test, the whole test is to be regarded as having
non-insulated part.
failed.
FIG. 5(a and b) Illustrations of Insulation of Pliers and Knives
7.1.5 Unless stated in the specification, perform the test
(see 5.3.1, 5.3.2 and 5.4)
after a minimum storage time of 16 h under IEC climatic
conditions; 23 6 5 °C, relative humidity 45 to 75 %.
5.6.2 On the insulating material layer include the following
7.1.6 Unless otherwise stated, deviations of 5 % from any
(see Fig. 10):
test values required are permissible.
5.6.2.1 The double triangle symbol,
7.1.7 All tools that have failed the test shall be either
5.6.2.2 1000 V (the electrical working limit for alternating
destroyed or rendered unsuitable for use in live working. This
current), and
also applies to any other tools from the batch unless the test is
5.6.2.3 Year of manufacture (at least the last two digits of
nondestructive. In this case, all tools shall be tested.
the year).
5.6.2.4 Fortoolsdesignedforuseatextremelylowtempera- 7.2 Visual and Dimensional Check:
tures (–40 °C), include letter “C”. 7.2.1 Visual—The tool and insulation shall be visually
5.6.2.5 The number of the relevant ASTM standard in the checked and shall be determined to be free from external
vicinity of the symbol with the year of publication (ASTM defects. The marking shall be checked for legibility and
F1505-07).Where there is a lack of space on the product itself, completeness in accordance with 5.6.
F1505−16 (2021)
NOTE 1—Dimensions in millimetres
FIG. 6Example for Insulation of the Handles of Multiple-Position, Adjustable and Slip-Joint Pliers (see 5.3.3)
NOTE 1—Dimensions in millimetres
FIG. 7Illustration of Insulation of Pliers and Nippers for Electronics (see 5.3.4)
F1505−16 (2021)
FIG. 8Insulation of Scissors (see 5.3.6)
7.2.2 Dimensional—Check the dimensions in accordance 7.3.4 Ambient Temperature Test:
with Section 5. 7.3.4.1 Test the tool at the ambient temperature (23 6 5 °C)
of the test room.
7.3 Impact Test:
7.3.4.2 Determine the fall height H as a function of its
7.3.1 Perform the test in accordance with one of the two
weight, P, so that the energy, W, of impact on the tool to be
alternatives shown in Fig. 13 and Fig. 14. The hardness of the
tested shall be equal to that of this tool falling from a height of
hammer shall be at least 20 HRC.
2 m onto a hard surface:
7.3.2 Select at least three points of the insulating material or
insulating layer as testing points, these being points that could H 5 W / P 5 2 3F / P (1)
~ ! ~ ! ~ ! ~ !
be damaged when the tool drops on a flat surface.
where:
7.3.3 The test is passed if the insulating material shows no
H = fall height of the hammer, m,
breaks,exfoliation,orcrackspenetratingtheinsulatinglayerof
F = weight of the tool tested, N, and
the insulated tool, or are likely to reduce the solidity of the
P = weight of the hammer, N.
insulating tool.
F1505−16 (2021)
l = total length of the tweezers
g = length of the handle (grip)
b = width of the guard
h = height of the guard
e = insulated part of the handle between the guard and the working head
u = uninsulated part of the working head
FIG. 9Example for Insulation of the Handles of Tweezers (see 5.5)
NOTE1—Thespecificmarkingsandtheorderofthemarkingsmayvary
depending on the product.
FIG. 10 Example of Markings on Insulating Materials, Consisting
of (see 5.6.2): The double triangle symbol, the voltage rating for
the tool, an example of a manufacturer’s date code (YR:WK), the
low temperature (–40 °C) symbol, and the relevant ASTM stan-
dard
NOTE 1—Dimensions in millimetres.
NOTE 2—For the symbol, the exact ratio of the height of the figure to
7.3.5 Low-Temperature Test: the base of the triangle is 1.43. For the purpose of convenience, this ratio
can be between the values of 1.4 and 1.5.
7.3.5.1 Condition the tool by placement in a cooling cham-
FIG. 11Suitable for Live Working Symbol: Double Triangle with
berfor2hat–25 6 3 °C.
Voltage Indication (see 5.6.3)
7.3.5.2 The impact test shall take place within 2 min after
removal from the cooling chamber. The ambient temperature
shall be 23 6 5 °C. The impact test shall be carried out
according to 7.3.4.2.
7.3.6.3 Determine the fall height H as a function of its
7.3.6 Extreme Low Temperature Test:
weight, P, so that the energy, W, of the impact on the tool to be
7.3.6.1 The tool shall be conditioned by placement in a
tested shall be equal to that of the tool falling from a height of
cooling chamber for2hat–40°C 6 3 °C.
0.6 m onto a hard surface.
7.3.6.2 The impact test shall take place within 2 min after
H 5 W / P 5 0.6 3F / P (2)
~ ! ~ ! ~ ! ~ !
removal from the cooling chamber. The ambient temperature
shall be 23 6 5 °C. where:
F1505−16 (2021)
where:
I = leakage current rounded to the upper value, mA, and
L = coated developed length in m (rounded to the lower
value in centimeters).
NOTE 4—Appendix X1 gives examples of calculations of the developed
length of coating and the limits of acceptable leakage current.
7.4.3.4 Test tools capable of being field assembled in all
possiblevariations.Testtoolswithholdingdevicesonbothend
positions, if applicable. The test is considered passed if no
electrical puncture, sparkover, or flashover occurs during the
test period, and the limits of the leakage current are not
exceeded.
7.4.3.5 Dielectric Tests of Tools Capable of Being As-
sembled with Square Drives (see 4.10.3)—In case of tools
capableofbeingassembledwithsquaredrives,thetoolscanbe
NOTE 1—Dimensions in millimetres.
tested in separate parts, if the parts are assembled with
FIG. 12Marking Symbol for Tools Capable of Being Assembled
and Designed to be Interchangeable Between Different Manufac- dummies described in Fig. 16. The dimensions and tolerances
turers (see 5.6.5)
of the dummies shall be in accordance with Table 2. Dummy
part 1 shall be assembled with female tool ends and dummy
part 2 with male tool ends. On all single parts tested with
dummies,thedielectrictestingonthecompleteassemblyisnot
required.Thetestshallbeconsideredsuccessfulifnoelectrical
H = fall height of the hammer, m,
puncture, sparkover or flashover occurs during the test period,
F = weight of the tool tested, N, and
and if the limits of leakage current are not exceeded.
P = weight of the hammer, N.
7.4.4 Insulating Tools—Dielectric Test Between the Working
7.4 Dielectric Test Conditioning Before Testing—Condition
Head and the Handle (or Handles):
the tools by total immersion in a bath of tap water at room
7.4.4.1 Tools having a metallic working head shall be tested
temperature (23 6 5 °C) for a period of 24 6 0.5 h. The water
in accordance with 7.4.3.
shall have a minimum conductivity of 100 µS/cm.
7.4.4.2 Tools Having No Exposed Metal Parts—The pur-
7.4.1 In the case of tools capable of being field assembled,
pose of this test is to check the dielectric quality of the material
the water immersion shall be replaced by a storage at a relative
usedforthehandles.Electrodes(seeFig.3)ofconductivetape,
humidity between 91 % and 95 % at a temperature of 23 6 5 3
foil, or conductive paint 5-mm ( ⁄16-in.) wide are placed on the
15 1
°C for 48 h.Tools shall not be assembled prior to conditioning.
surface of the handles at 24 6 2-mm ( ⁄16 6 ⁄16-in.) spacing.
7.4.4.3 A voltage of 10 kV rms at commercial power
NOTE 3—This humidity may be obtained by storage in a closed
frequencies shall be continuously applied for 3 min in accor-
chamber which contains a saturated solution of sodium sulfate decahy-
dance with Test Method D149 between each adjacent elec-
drate Na SO · 10H O (Glauber’s salt) having a large exposed surface.
2 4 2
trode. Measure the leakage current. The test is successful if no
7.4.2 After this conditioning, wipe the tools dry and submit
electrical puncture or flashover occurs duri
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