T/QGCML 671-2023
Technical specifications for high hardness multi-segment impact-resistant structure screwdriver bits (English Version)

Standard No.

T/QGCML 671-2023

Language

Chinese, Available in English version

Release Date

2023

Published By

Group Standards of the People's Republic of China

Latest

T/QGCML 671-2023

Scope

This standard specifies the term definitions, classification, technical requirements, performance requirements, test methods, and markings of technical specifications for high-hardness multi-section impact-resistant structural screwdriver bits. This standard is applicable to the production and design of screwdriver bits with high hardness multi-section impact-resistant structure.

T/QGCML 671-2023 history

• 2023 T/QGCML 671-2023 Technical specifications for high hardness multi-segment impact-resistant structure screwdriver bits