

With the top quality of alloy steels imported from USA and the best carbides made in China, we produce all threaded button bits by hot press technology.
Description
A comprehensive range of various button bits shown as below:
Thread sizes: R25, R28, SSR28, R32, SSR32, R35, SSR35, R38, T38, T45, T51, SST58, SST68, SGT60;
Head diameters: 33mm ~ 152mm;
Face designs; flat face, drop center, uni-face;
Note
DTH Bits, Down the hole bits, down the hole bit
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