NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[Withdrawn]
DIN 311
DIN 311
Bridge Reamers with Morse Taper Shank
Title (German)
Nietlochreibahlen mit Morsekegel (Preßluftreibahlen)
Responsible national committee
NA 121-01-03 AA - Countersinks, core drills and reamers of high-speed steel and hard metal tips