coal mining drill bits online manufacture

Product name: 76mm CIR70 Down The Hole DTH Drill Button Bits For Coal Mining Equipment Product category: DTH drill tools Matched hammer: Hammer CIR70 Diameter: 76mm KINGDRILLING DTH button bit description: ... Read More

Product Name: P110 Russian Bayonet Spline Down The Hole Dth Drill Hammer For Coal Mining Factory Wholesale Russian Bayonet spline DTH Hammer 110P for Mining KINGDRILLING Diamond CO., LTD is one of the most ... Read More

Product name: 165mm DHD3.5 Shank DTH Hole Opener Drill Bit For Coal Mining Equipment Product category: DTH drill bit Matched connection: DHD3.5 Shank Reamer Dia: 165mm KINGDRILLING DTH thread button bit ... Read More

Product name: 41mm 11 Degree Tapered Button Bits Taper Bit With Drill Pipe For Coal Mineral Drilling Product category: DTH taper drill bit Matched connection: 11 degree taper Diameter: 41mm KINGDRILLING DTH ... Read More

Product name: 5inch High Air Pressure DTH Hammer With DHD350 Shank For Coal Mining Product category: Down The Hole Hammer Matched hammer: Hammer DHD350 Connection thread: API 2 3/8 REG Working pressure(bar): 10... Read More

Product Name: 375mm MRING Overburden Concentric Casing Drilling System Bit For Coal Mining Equipment External Dia.(mm): 375mm Product details: Overburden Casing Drilling - your ultimate solution for high... Read More

Product name: CIR90 Low Air Pressure DTH Drill Hammer For Underground Coal Mine Equipments Product category: Down The Hole Hammer Connection thread: F48*10PIN Working pressure(bar): 4-12 Hole range(mm): 282-424 ... Read More

Product name: 110mm 4 Inch DTH Drill Button Bit With SD4 Shank For Coal Mineral Equipment Product category: DTH drill tools Matched hammer: Hammer SD4 Diameter: 110 mm KINGDRILLING high air pressure DTH button ... Read More

Product name:114MM single use symmetric casing drilling bit for waterwell drilling Product model: Mring casing bit Matched hammer: Hammer DHD3.5 Matched casing pipe OD: 108mm Kingdrilling MRING overburden ... Read More

Product name:High Carbon Steel MK3E133mm overburden eccentric drilling bit for construction Casing pipe OD: 133mm When simultaneously drilling and casing through loose overburden materials, our casing drilling ... Read More