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Products > pdc bit > Cangzhou Great Drill Bit Co.,Ltd | Similar Products

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pdc bit

" in Mining Machinery Parts found 4 Products from Cangzhou Great Drill Bit Co.,Ltd, United States

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7 5/8 Inch PDC Bit: use high quality steel to make the base material of PDC bit, ● It is made of AISI 4145H round steel and has heat treated. ● Machine internal threads between the connection of the fitting and the ...

7 5/8" PDC Bit: use high quality steel to make the base material of PDC bit, ● It is made of AISI 4145H round steel and has heat treated. ● Machine internal threads between the connection of the fitting and the ...

7 5/8" PDC Bit: use high quality steel to make the base material of PDC bit, ● It is made of AISI 4145H round steel and has heat treated. ● Machine internal threads between the connection of the fitting and the ...

8 1/2: 1.● Brush the coloring agent on the surface of the drill bit, and penetrate for 15 minutes. ● After washing with water, spray the photographic developer. ● Use a black light to irradiate the surface ...

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