We are one of the professional manufacturers & suppliers of rock drilling tools, tungsten carbide button bits, DTH bits, DTH hammers, rock tools, coal mining tools, mining rock tools, quarrying tools, machine tools, DTH hammers & bits, retrac button bits, thread button bits, tapered button bits, chisel bits, cross bits, thread cross bits, tapered cross bits, shank adapter, shank adaptors, thread bits, taper bits, drill rod, drill bits, rock bits, mining bits, integral drill steel, tapered drill rods, thread drill rods, M-F (male-female) rods, extension rods, integral drill rods, pneumatic drill rods, self-drilling anchor, drifter rods, hollow drill steels, shoulder drive drilling, drifting and tunneling, bench and production drilling, furnace tapping tools, down the hole drilling, shield driving & TBM cutters, coal cutter pick-shaped bits.
1) Material: 45CrNiMoV,YK05 etc.
2) Advanced heat treatment technology.
3) Variety carbide tips suitable for different rock formations.
4) Thread connection: H25, R22, R25, R28, R32, R38, T38, T45, T51, ST58/ST68, T60.
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. 
