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Dth bits are available in sizes from 3" to 18", with all type of shanks (including atlas copco, sandvik, ingersoll rand shanks etc.). dth bits come in three different standard bit head/face designs (convex, flat, and concave), and with a variety of tungsten carbide button shapes to suit a wide variety of drilling conditions.

Oilfield dth bit a combination of convex and concave designs, the oilfield head design provides the benefits of both in all applications. the second gage row shares the high loads on the gage inserts preserving life and reducing wear. …

China api drill pipe manufacturersselect 2020 high quality api drill pipe products in best price from certified chinese drill pipe manufacturers, api pipe suppliers, wholesalers and factory on made-in-china

1/8 190-ag jobber drill bit. $1.05 each. 9/64 190-ag jobber drill bit. $1.12 each. 5/32 190-ag jobber drill bit. $1.21 each. 11/64 190-ag jobber drill bit. $1.29 each. 3/16 190-ag jobber drill bit.

We are an enterprise that export supply Down the hole hammer and bit to China, we're approved by the relevant state registratio. Main supply Down the hole hammer and bit and sell to several regions in China, solution available upon request. We've the spirit of "customer initially, honesty first" principle, having a number of enterprises established long-term cooperative partnership.


supply Down the hole hammer and bit will be the product that we've got continued to emerge inside the China marketplace and achieved excellent reputation. Our items advertising and marketing network at all more than the China regions. Extra than 10 years, we have developed into a high-volume, multi-function with the qualities, it could totally meet the demands on the supply Down the hole hammer and bit industry.

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