8 1/2'' (215.9mm) Bi-Center Steel Body PDC Drill Bit For Rock Drilling Video from China

Bi Center Drill Bit

Sep 18, 2025

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Product Description: 8 1/2'' (215.9mm) Bi-Center Steel Body PDC Drill Bit For Rock Drilling Product Specifications Blade Quantity 6+5 Primary cutter size 16mm/13mm Nozzle 7 Gauge protection 3'' Operation Parameters ...learn more

8 1/2'' (215.9mm) Bi-Center Steel Body PDC Drill Bit For Rock Drilling

8 1/2'' (215.9mm) Bi-Center Steel Body PDC Drill Bit For Rock Drilling

5000PCS/Year

USD 800-8000 piece

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Suzhou Energy Tool Co., Ltd.

Verified Supplier

4 Years

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