China Taper Button Bits, Five Button Bit Air Drill Hammers, Find details about China Taper Button Bits, Coal Mine Drill Bit from Taper Button Bits, Five Button Bit Air Drill Hammers
Taper button bits,Five button bit:
Shank size for 22*108mm drill rod
Taper degree: 7/11/12 degree
Bit diameter:32mm,34mm,36mm,38mm,40mm,42mm
Bit shape: chisel ,cross,button
Long shirt or Short shirt
We also accept OEM