China New Tungsten Carbide Insert Tricone Bit for Oil Gas Drilling, Find details about China Tricone Rock Bit, API Tricone Bit from New Tungsten Carbide Insert Tricone Bit for Oil Gas Drilling
IADC | 437 | 517 | 537 | 617 | 637 | 737 | |
WOB | KN/mm (bit dia.) | 0.5-0.75 | 0.5-0.85 | 0.5-0.85 | 0.55-0.85 | 0.55-0.85 | 0.55-0.85 |
Lb/in (bit dia.) | 2860-4280 | 2860-4860 | 2860-4860 | 3140-4860 | 3140-4860 | 3140-4860 | |
r.p.m | 70-45 | 70-45 | 70-45 | 70-45 | 60-40 | 60-40 |