International Organization for Standardization (ISO)
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ISO 9243:1988
Scope
Specifies the principal dimensions of carpenter' s pincers and the test values in order to verify their aptitude to function in conformity with ISO 5744. It also specifies the minimum hardness of the cutting edge. The general technical requirements are given in ISO 5743. This pincers illustrated in ISO 9243 are only examples and are not intended to affect the manufacturers' design.
ISO 9243:1988 history
1988ISO 9243:1988 Pliers and nippers - Carpenter's pincers - Dimensions and test values