Dome Reaming Drill Bit T51 152mm Spherical / Ballistic 10.6kg For Drilling Tunneling Dome Bit for Reaming T51 for Drilling and Tunneling Specifications: Drill Bit Diameter No x Buttons Diameter Flushing Holes ... Read More
27mm 28mm 32mm pdc anchor drill bits two wings coal mine drill bit According to different purposes, drill bits are classified into cemented carbide bolting drill bits and PDC bolting drill bits applied to coal ... Read More
13 5/8" API Sealed Bearing Tci Tricone Drill Bit , Button Mining And Oil Well Hole Drill Bit 13 5/8" API sealed bearing tci tricone button bit with mining and oil well IADC517 6 5/8" REG Datas size 135/8' IADC ... Read More
R25 / R28 / R32 6 12 Degree Pilot Adapter Reaming Bit For Cut Holes Quarry Mining Reaming bits is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to ... Read More
Forging T45 / T51 Extension / MF Speed Threaded Drill Rod Length 1525 - 6095mm Our dominant drill bits are chisel bits, cross bits, buttons bits, DTH bits We are a professional company which is specialized in ... Read More
12 1/4' Carbide Tricone Drill Bit Water Well Drilling High Wear Resistance Product description The strength and wear resistance of inserts are improve by using carbide inserts with high strength and high wear ... Read More
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 contact with the drill bit, little energy is lost. This gives ... Read More
High Air Pressure DTH380,SD8,QL80,M80 DTH Hammers and bit for drilling deep hole length FEATURES With professional manufacturing experience in DTH hammer production, our factory can supply you with high ... Read More