NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
DIN 335
DIN 335
Machine tools for metal; Countersinks 90°
Title (German)
Maschinenwerkzeuge für Metall; 90°-Spitzsenker
Responsible national committee
NA 121-01-03 AA - Countersinks, core drills and reamers of high-speed steel and hard metal tips