We can supply thread top hammer rock tools, coal mining tools, golden mine tools, drilling tools.
Button Bits:
1. Thread Button Bits (33mm, 35mm, 45mm to 89mm, 102mm and so different degree thread for example: R22, R25, R28, R32, R35, R38, T38, T45, T51, ST58, T60 etc).
2. Retrac Button bits with different thread different diameters.
R22 R25 R28 R32 T38 T45 T51 T60 threaded button bits could be produced as per your requirements completely, such as flat face or drop-center face; normal body or retrac body; spherical buttons, ballistic buttons or parabolic buttons.