8 1 2 inch pdc bits オンライン製造

Factory 118mm 4 5/8inch 5blades PDC Core Drill Bit 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in the oil and ... 続きを読む

Power Factory 6 1/2inch 165mm 4blades Double Row PDCdrill Bit 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in ... 続きを読む

6 1/2inch 165mm PDC Core Drill Bit For Water Well Drilling 1)PDC bit, also known as polycrystalline diamond composite bit, has been widely used in the ... 続きを読む

Tricone Drill Bit 6 Inch Sealed Bearing Oil Well Hard Rock Bit Mining API Tricone Drill Bit JSBIT tricone bits factory offers all kinds of tricone ... 続きを読む

6 Inch Iadc637 API Tricone Hard Rock Bit Open Or Sealed Bearing Tricone Bit JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone ... 続きを読む

Broca De Roca Triconica API 6 Inch HAT 117 Tricone Drill Bit For Water Oil Well Drilling JSBIT tricone bits factory offers all kinds of tricone drill ... 続きを読む

Water Well Drilling Tungsten Carbide Hard Rock 8 1/2 Inch IADC 447 TCI Roller Tricone Rock Drill Bits JSBIT tricone bits factory offers all kinds of ... 続きを読む

12 1/4-Inch Tci Tricone Rock Bit Used To Drill Iadc737 JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available ... 続きを読む

12 1/4 Inch 537 Insert Triangle Bit/For Mining/For Well Drilling JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are ... 続きを読む

5 1/2 inch single core bits for oil and gas This series of bits suitable for slim hole drilling operations such as sidetracking and reentry operations ... 続きを読む