NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
DIN 6349-3
DIN 6349-3
Key-Type Three-Jaw Drill Chucks, Form C, with Fastening by Threaded Pin
Title (German)
Dreibacken-Bohrfutter mit Zahnkranz, Form C, mit Gewindezapfen