NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
ISO 7079
ISO 7079
Core drills with parallel shanks and with Morse taper shanks
Title (German)
Aufbohrer mit Zylinderschaft und Morsekegelschaft
Responsible national committee
NA 121-01-03 AA - Countersinks, core drills and reamers of high-speed steel and hard metal tips