The product thread button bits are mainly used in coal mining ,metal mining,stoning and tube engieering.

Our products thread button bits have approved ISO9001 Quality System.We can provide

many kinds of sizes products,Welcome to our Fty.

1)Thread connection:R22.R25.R28.R32.R38.T38.T45.T51.

2)Tapered connection:6°7°12°.

3)Bit diameter:30-127mm.

4)Packaging:wooden or plastic box packaging or as per your requires.

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Thread Button Rock Bits