Sollroc DTH bit DHD360, COP64, M60, SD6, QL60

Diameter 152mm-203mm Shank: Secoroc COP64, Bulroc BR6, Ingersoll-rand IR360/QL60, M60, Sandvik SD6 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 available.