NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[CURRENT]
DIN 5194
DIN 5194
Tapered square shanks for hand brace bits
Title (German)
Verjüngte Vierkantschäfte an Bohrwindenwerkzeugen für Holz
Responsible national committee
NA 121-01-05 AA - Drilling tools for wood, stone and concrete