9 7/8 tricone bit for mining,iadc825-Crossing Drill Bit Manufacture_drill bit

9 7/8 tricone bit for mining,iadc825

Specifications：1. Ehanced hardfacing for mill tooth with proper tenacity2. Sharp tooth highly increase the footage3. ISO9001 certificate

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9 7/8 tricone bit for mining,iadc825

- Commodity name: 9 7/8 tricone bit for mining,iadc825
Specifications：1. Ehanced hardfacing for mill tooth with proper tenacity2. Sharp tooth highly increase the footage3. ISO9001 certificate

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