NA 121
DIN Standards Committee Tools and Clamping Devices
Standards
[CURRENT]
DIN 7490
DIN 7490
Twist drills for woodworking - Boarding and plumbing augers
Title (German)
Spiralbohrer für die Holzbearbeitung - Schalungs- und Installationsbohrer
Responsible national committee
NA 121-01-05 AA - Drilling tools for wood, stone and concrete