We can supply variety of thread rock drilling tools, T45 retrac ballistic button bits, button bit T45, drill button bits, retrac button bits, thread button drill bit etc..
Threaded button bits:
1. Thread button bits (32mm, 41mm, 45mm, 48mm, 51mm, 64mm, 70mm, 76mm, 89mm, 102mm, 127mm and differeent matched thread: R22, R25, R28, R32, R35, R38, T38, T45, T51, T60, ST58, ST68 etc).
2. We can offer you all face design, flat face, drop-center face, normal body and retrac body.
Main threaded button bits are:
R22-32mm, R22-36mm, R22-38mm, R22-41mm;
R25-33mm, R25-35mm, R25-37mm, R25-38mm, R25-41mm, R25-43mm, R25-45mm;
R28-37mm, R28-38mm, R28-41mm, R28-43mm, R28-45mm, R28-48mm;
R32-41mm, R32-43mm, R32-45mm, R32-48mm, R32-51mm, R32-54mm, R32-57mm, R32-64mm, R32-76mm;
T38-64mm, T38-70mm, T38-76mm, T38-89mm, T38-102mm, T38-127mm;
T45-76mm, T45-89mm, T45-102mm;
T51-89mm, T51-102mm, T51-115mm , T51-127mm;
T60-92mm, T60-96mm, T60-102mm, T60-115mm, T60-118mm, T60-127mm, T60-140mm, T60-152mm etc.