NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
ISO 5468
ISO 5468
Rotary and rotary impact masonry drill bits with hardmetal tips; dimensions
Title (German)
Schlagbohrer (Mauerbohrer) mit Schneidplatten aus Hartmetall; Maße
Responsible national committee
NA 121-01-05 AA - Drilling tools for wood, stone and concrete