1.Furukawa shank adapter 2.T45 T51 thread 3.ISO9001 ... tools and excavating coal pick cutter tools.1.Integral drill steels(Integral Drill Rods)Shank H22x108mm, H19x108mm,standard hex, ... retrac body.tungsten carbide(Buttons):Spherical, ballistic and Conical.(Threaded R32, T38, T45,T51, bit diametre:45mm- ... prevent walking along the thread. Include couplings sleeve(threaded R22,R25,R28,R32,R38,T38,T45,T51) ...