Sollroc DTH bits DHD3.5, COP32, BR3

Diameter 85mm-105mm Shank: Secoroc COP32/COP34, Bulroc BR3, Ingersoll-rand IR3.5/QL30, M30, Halco Mach303 Face shape: convex, concave, flat face, Drop center and double gauge Button shape: Domed, parabolic(semi-ballistic), Ballistic, sharp and flat High quality alloy steel and tungsten carbide, Optimum design, Multiple precision heat-treatment. Highest penetration rate, Maximum wear resistance, Longest lifespan and outstanding performance. other sizes and design can be avaible. We also can provide other models bits for 2" to 18" DTH hammer