coal mining drill bits online manufacture

Product name: 130mm DTH Hole Opener Drill Bit With DHD3.5 Shank For Coal Mining Tools Product category: Hole Opener Drill Bit Matched connection: DHD3.5 Reamer Dia: 130mm Carbide: spherical, ballistic... Read More

Product name: 1090mm N240 Hammer MXH Overburden Casing Drilling Bit System For Coal Mining Equipment Product category: horizontal directional drilling bit Matched hammer: Hammer N240 Matched casing pipe OD: ... Read More

Product name: 478mm MRS410 N125 Shank Concentric Casing Drilling System Bit For Coal Mining Equipment OD of casing pipe: 410mm Operating this advanced equipment is a breeze, thanks to its user-friendly design. ... Read More

Product name: 10inch Down Hole DTH Hammer With SD10 Shank For Coal Mining Rock Drilling Product category: Drilling rig accessories Matched hammer: Hammer SD10 Connection thread: API6-5/8"REG Working pressure... Read More

Product Name: 238mm MRE190 DHD360 Hammer Shank Symmetric Concentric Casing Drilling System For Coal Mining Matched hammer: Hammer DHD360 Matched casing pipe OD: 190mm MRE Concentric under reaming drilling ... Read More

Product name: High Toughness 11 Degree 32mm Tapered Cross Button Bits In Road Construction Product category: DTH taper drill bit Matched connection: 11 degree taper Diameter: 32mm KINGDRILLING DTH taper drill ... Read More

Product name: 188mm Mring Overburden Symmetric Casing Drilling System Hole Opener Drill Bit For Well Drilling Product model: Overburden Symmetric Casing Drilling System Matched hammer: Hammer DHD350 Kingdrillin... Read More

Factory Wholesale Russian Bayonet spline DTH Hammer 110P for Mining KINGDRILLING Diamond CO., LTD is one of the most professional private enterprise specialized in researching and producing Concentric casing ... Read More

Product name: High Quality Carbide 11 Degree 34mm Tapered Cross Button Bits In Marble Quarry Product category: DTH taper drill bit Matched connection: 11 degree taper Diameter: 34mm KINGDRILLING DTH taper drill ... Read More

Product name: Durable 36mm Tapered Button Bits With 11 Degree Taper For Hard Rock Drilling In Quarry Product category: DTH taper drill bit Matched connection: 11 degree taper Diameter: 34mm KINGDRILLING DTH ... Read More