Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
QB/T 4209-2011 |
Screwdriver bits for hexagon socket screws 内六角螺钉旋具头 |
China Light Industry
Standards Screwdriver bits |
![]() English PDF |
QB/T 4208-2011 |
Screwdriver bits for cross-recessed head screws 十字槽螺钉旋具头 |
China Light Industry
Standards Screwdriver bits |
![]() English PDF |
QB/T 4207-2011 |
Screwdriver bits for slotted head screws 一字槽螺钉旋具头 |
China Light Industry
Standards Screwdriver bits |
![]() English PDF |
QB/T 4206-2011 |
Drive ends for hand-and machine-operated Screwdriver bits and connecting parts 螺钉旋具头传动端和连接件 |
China Light Industry
Standards Screwdriver bits |
![]() English PDF |
QB/T 4205-2011 |
Screwdriver bits. General requirements 螺钉旋具头通用技术条件 |
China Light Industry
Standards Screwdriver bits |
![]() English PDF |
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