A comprehensive range of various button bits shown as below: Thread type: R38 Head diameters: 57mm ~ 115mm Face designs; Flat Face, Drop Center, Uni-face; Material: 45CrNiMoV or 42CrMo Carbide shape:...
High quality R38 76mm Threaded Button Bit For Rock Drilling from China, China's leading r38 button bit for rock drilling product, with strict quality control 76mm button bit for rock drilling...
R38 Thread button bits. SUPERDRILL rock tools for top hammer drilling are designed to ......
Besides, we can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable to drill soft rock, loose-medium rock and hard rock. A:...
r38 thread rock button tipped bits . DTH ( Down The Hole) bits are widely used for open-pit mining, quarry, hydropower engineering, well drilling and excavation side column support, etc....
High quality R38 Thread Button Drill Bits Tungsten Carbide Rock Drill For Mining from China, China's leading Rock Drill Bit product market, With strict quality control Rock Drill Bit factories,...













