ksq technology company

beijing, changping, China

We are one supplier, specializing in exporting those rock drilling equipments, as following, --dth (down the hole) hammers and bits --top hammer drilling equipment: button bit( r32, r38, t38, t45, t51), chisel bit, cross bit, tapered bit, thread bit, integral drill rod, tapered rod, extension rod, drifter rod, speed rod and mining equipments, --rock drills: air-leg (jack-leg) rock drill, open cast, open pit, surface and underground mining/quarrying, hammer tools, tunneling equipment.

We are offering threaded drilling bit. specificationstaper button bit 7, 11, 12degreethread button bit r25, r28, r32, t38, t45, t51, t60 etc. parabolic, hemispherical, sphericalspecialisted in producing of varies type of button bits in different size in china for many years. Including of tapered button bit, retract button bit, thread button bit. we can manufacture the following types:a. Taper button bittapered button bit(28mm, 30mm, 32mm, 33mm, 34mm, 36mm, 38mm, 40mm, 42mm, 44mm and so on. With different degree taper)tapered rod (rod 19mm, 22mm, 25mm; shank hex, 19mm, 22mm)internal drill rods(chisel bit integral rod. 19mm, 22mm; shank hex. 19mm, 22mm)b. Thread button bitthread button bit (33mm, 35mm, 45mm, 51mm, 57mm, 64mm, 70mm, 76mm, 89mm, 102mm, 115mm, 127mm and so on. r25--38mm, r25--41mm, r28--38mm, r28--41mmr32; r32--45mm, r32--76mm, r32--89mm, r32--102mmt38; t38--64mm, t38--76mm, t38--89mm, t38mm--102mmt45; t45--89mm, t45--102mmt51; t51--89mm, t51--115mm, t51--127mm).