11 Small hole quarry tunnel bench drilling Button Drill Bit used with hand held rock drills Application Tapered Quarry Button Rock Drill Bits 40mm 41mm 45mm With higher strength of tungsten carbide as the body, ... Read More
Tungsten Carbide Reaming Drill Bits , Thread Domed Reaming Button Bits JCDRILL Thread Reaming Button Drill Bit Reaming bits made from high alloy steel and tungsten carbide as same grade as internationally well... Read More
102mm Reaming Type Rock Carbide Drill Bits / Hard Rock Drill Bits 33 - 152mm Diameter JCDRILL Thread Reaming Button Drill Bit Reaming bits made from high alloy steel and tungsten carbide as same grade as ... Read More
Mining / Blasting Rock Drill Bits Forging High Performance Heavy Duty Bits JCDRILL Thread Reaming Button Drill Bit Reaming bits made from high alloy steel and tungsten carbide as same grade as internationally ... Read More
JCDRILL Thread Reaming Button Drill Bit Reaming bits made from high alloy steel and tungsten carbide as same grade as internationally well-known brand Apply "hot (thermal) -insertion" processing procedure to ... Read More
Tungsten carbide drill bits,rock drill bits ,button bits,tapered drill bits,chisel/cross drill bits Product Description JCDRILL tapered bits are ideal for short hole drill & blast, as well as roof bolting ... Read More
JCDRILL best performance rock drilling bits,button bits in Chinese market JCDRILL Tapered Button Bit Product Description JCDRILL tapered bits are ideal for short hole drill & blast, as well as roof bolting ... Read More
Blasting / Mining Tapered Drill Bits , Industrial Drill Bits Cold Pressing JCDRILL Tapered Button Bit Product Description JCDRILL tapered bits are ideal for short hole drill & blast, as well as roof bolting ... Read More
Factory price 32mm, 34mm,36mm,38mm,40mm - 7 / 11 / 12 degree tapered rock drill button bit with 9 carbide JCDRILL Tapered Button Bit Product Description JCDRILL tapered bits are ideal for short hole drill & ... Read More