BS ISO 3316:2018 Assembly tools for screws and nuts. Attachments for hand-operated square drive socket wrenches. Dimensions and tests

Hexagonal shape
Hand tools
Cylindrical shape
Dimensions
Machine tool components
Square shape
Mechanical transmission systems
Torsion testing
Socket wrenches
Wrenches

Link: BS ISO 3316:2018 Assembly tools for screws and nuts. Attachments for hand-operated square drive socket wrenches. Dimensions and tests
Source: BSI Standards