coal mining drill bits online manufacture

Product name: 3inch High Air Pressure DTH Hammer With DHD3.5 Shank For Coal Mining Drilling Product category: Drilling rig accessories Matched hammer: Hammer DHD3.5 Connection thread: API 2 3/8 REG Working ... Read More

Product name: U170 Coal Mining Cutter Picks Other name: Coal cutter picks Product category: mining picks Type: U85 U92 U94 U95 U170 Diameter: 30mm, 35mm, 43mm KINGDRILLING mining cutter picks description: The ... Read More

Product name: Tungsten Carbide 35mm Shank Diameter U95-25G Coal Mineral Picks For Mineral Industy Other name: Coal cutter picks Product category: mineral picks Type: U95 Shank Diameter: 35mm KINGDRILLING ... Read More

Product name: U85 30mm Shank Diameter Coal Mineral Bits For Horizontal Drilling With Enhanced Structure Other name: Coal cutter picks Product category: mineral picks Type: U85 Shank Diameter: 30mm KINGDRILLING ... 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: 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

Product name: 4.0P KNSH130 DTH Down The Hole Hammer Bits For Coal Mining Rock Drilling Product category: drilling rig accessories Matched hammer: Hammer Connection thread: F72*10 PIN Working pressure(bar):7-11 ... Read More

Product name: 194mm permanent ring bit casing drilling bits for water well drilling Product category: Overburden casing drilling tools Matched hammer: Hammer DHD360 Matched casing pipe OD: 194mm Kingdrilling ... Read More

Product name: 6 Inch NM6 Down The Hole High Air Pressure DTH Drill Hammer For Coal Mineral Equipment Matched hammer: NM6 Shank Product category: Down The Hole Hammer Introducing our professional-grade DTH ... Read More

Mining tools Carbide Taper rock drill 7 button bits Product Description Taper button bit as small hole bit is different with thread button bit as long hole bit to use taper rod to be used for air leg or hand ... Read More