alloy steel drag bit

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[CN] Beijing Faster Drilling Tools Limited [Manufacturer]
Key Products/Services:
Business Overview: Beijing Faster Drilling Tools Co., LTD is a manufactuer of tricone bit,PDC bit ,hole opener and drag bit,also carry all major China Manufacturers, such as...

35 USD

[CN] Cangzhou Great Pdc Bits Co.,Ltd [Manufacturer]
Key Products/Services:
Business Overview: cangzhou great pdc bits co.,ltd specializes in designing,manufacturing,marketing and serving the high performance diamong bits.the company is established by...