... .(1)Thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60Button bit face design: Flat face, drop centre, Normal ... (Buttons): Spherical, ballistic and Conical. (Threaded R32, R38, T38, T45, T51, bit diameter: 45mm-127mm);(2) Main button bits diameters:R32 ... -89, T38-102mm,T45-76mm, T45-89mm, T45-102mm,T51-89mm, T51-102mm, T51-127 etc.(3)Package: in wooden case or in ...