Place of Origin : Hejian,China
Post Date : 11-06-2013
Expiry Date : 11-07-2016
17 1/2 (444.5mm) Tricone Bit IADC Code 447
Specifications:
1. Bearing Type: Rubber Sealed Journal Bearing
2. Quantity Of Nozzles: 3-4 Pcs(as Per Requirement)
3. Pin Size: API 7 5/8REG
4. Bit Weight Net: 240kg
5. Bit Weight Gross: 260kg
6. Rotation Speed: 120-60r/min
7. WOB: 0.5-0.8kN/mm