Product Description
Our button rock drill bit is made with high quality of best quality alloy steel bar and tungsten carbides,
through heat treatment so that it can withstand the toughest rock drilling demands, and transmit inten
-sive impact energy into the rock with the least possible loss of energy.
1.Button bit taper angle: 4°,4°46″,6°,7°,11°,12°
2.Length: 50/55/71/80 mm
3.Diameter: 20-45 mm
4.Button bit shape: spherical/parabolic
5.Socket inside diameter: 15/19/22/25(mm)
6.Material and process: high quality alloy steel bar and tungsten carbides, through heat treatment
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