Domed Reaming Drill Bit T38 / T45 Tungsten Carbide Drill Bits Reaming bits is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in ... Подробнее
Tapered High Speed Cross Bits Button Drill Bit For Rock Drilling Describtion Miroc tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Drillers ... Подробнее
IR3.5 90mm 105mm Blast Hole DTH Drill Bits Good Wear Resistance In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in direct ... Подробнее
Tungsten Carbide Inserts Top Hammer Drilling Tools Retractable Drill Bit for Hard Rock Drilling Description Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations ... Подробнее
Taper Knock off 7 Button Drill Bit , 11 Taper Degree Dth Hammer Bit 32mm 36mm 38mm Feature of Taper Button Bit 1. tapered button bits connect with tapered drill rod for drilling holes 2. Stale and mature ... Подробнее
Wear Resistance Carbide Water Well Drilling 8 1/2' Tricone Drill Bit Tricone bit drilling is a method of drilling rock that depends on the energy the rig and drill tool act on the roller cone bit. The energy ... Подробнее
3' 4' 5' 6' 8' 10' High Quality Down The Hole Dth Drill Bits For DTH Drilling DTH bit is our company main product.After mang years search,we have rich experience in development and manufacture which adopted ... Подробнее
Standard Rock Drill Bits 115mm T51 button bit for hard rock Description A comprehensive range of various button bits shown as below: Thread sizes: R25, R28, R32, R35, R38, T38, T45, T51, ST58, ST60, GT60 etc; ... Подробнее
7 / 11 / 12 Degree 28 - 41mm Length High Precision Taper Drill Bit Our tapered button bit was from high quality cemented carbide and produced with heat treatment technology,which connected with tapered drill ... Подробнее