NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
DIN 6349-2
DIN 6349-2
Key-Type Three-Jaw Drill Chucks, Form B, with Fastening by Threaded Hole
Title (German)
Dreibacken-Bohrfutter mit Zahnkranz, Form B, mit Innengewinde