Q9-45-330 Alpha 330 Threaded Button Bit
Premium designs and steel and premium tungsten carbide insert grade T6 supplied by Boart Long year, Offers industry-leading strength and penetration rates for more productivity，Excellent straightness and hole clean quality, Get max.drilling performance for rock drill with long life to save up fuel cost rate.
Rock drilling tools manufacturer ProDrill 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
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