coal drill bit online manufacture

Product name: T38 Thread 2435mm Length Diamond MM Extension Rod For Borehole Drilling Machine Product category: Drilling rod Threaded Connection: T38 Length: 2435mm KINGDRILLING Alloy steel with high strength ... Read More

Product name: T45 Thread 4270mm Length Male-Male Connection Extension Rod For Mineral Exploration Drilling Product category: Drilling rod Threaded Connection: T45 Length: 3660mm KINGDRILLING thread drill rods ... Read More

Product name: T51 Thread 5530mm Length Diamond MM Extension Rod For Underground Drilling Rig Product category: Drilling rod Threaded Connection: T51 Length: 5530mm KINGDRILLING threaded drill pipes are made of ... 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: 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: Carbide Coal Mining 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 coal ... 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

Product name: 5" 1600mm Length GT60 Thread Extention Rod For Petroleum Drilling Equipment Product category: Drilling rod Threaded Connection: R22, R25, R32, R38, T38, T45, T51 Length: 1600mm KINGDRILLING ... Read More

Product name: 18" 5485mm Length GT60 Thread Extention Rod For Mineral Exploration Drilling Product category: Drilling rod Threaded Connection: R22, R25, R32, R38, T38, T45, T51 Length: 5485mm Alloy steel with ... Read More

Product name: 20" 6095mm Length GT60 Thread Extention Rod For Engineering Geology Drilling Product category: Drilling rod Threaded Connection: R22, R25, R32, R38, T38, T45, T51 Length: 6095mm KINGDRILLING ... Read More