Description
Rock drilling tools manufacturerSuperdrill offers rock drill bits: Q9-45-330 Threaded button bits is the most important size for drifting and tunneling drilling job.
Q9-45-330 Threaded Drill Bit Specs
Diameter: 41mm,43mm, 45mm, 48mm,
Skirt body: retrac, and normal
Face: flat, uniface
Carbide: Dome, ballistic
Used in drifting and tunneling, or dimensional natural stone quarrying
BIT- 45 MM -Alpha 330 for tunneling
BIT 45 MM Alpha 330 drilling accesories for tunneling