NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
DIN ISO 5468
DIN ISO 5468
Rotary and rotary impact masonry drill bits with hardmetal tips - Dimensions (ISO 5468:2006)
Title (German)
Schlagbohrer (Mauerbohrer) mit Schneidplatten aus Hartmetall - Maße (ISO 5468:2006)
Responsible national committee
NA 121-01-05 AA - Drilling tools for wood, stone and concrete