Taper 30mm 34mm 36mm 38mm 40mm Dth Drilling Bit Mining Use Tapered Rock Tools Taper button bit as small hole bit is different with thread button bit as it use taper match bit with rod to be used for air leg or ... Read More
32mm 7 Degree 7 Button Taper Button Bit For Gold Mine Dth Drilling Rig Different rock formation and rock drills require different taper angles. For low impact rock drills and softer rock formation, a narrow ... Read More
Dth hammer down the hole button drilling bits for water well drilling rig Introduction of Mining+Machinery+Parts:drill bit 1. Powerful Adaptability, adapt for various kinds of rock with rigidity form F6-F20. 2. ... Read More