Customization: | Available |
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Customized: | Customized |
Standard: | API |
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Production Specification | |||
IADC | 637 | ||
Bearing Type | Jounary Bearing | ||
Circulation Type | Water | ||
Cutting Structure | Inner & Nose Rows : Spherical | ||
Gage Rows | Chisel | ||
Pin Connection | 7-5/8" | ||
Metric Bit Diameter | 7-5/8 mm | ||
Product Weight | 225kgs | ||
Operation Recommendations | |||
Weight On Bit (klbs): | 311-533 | ||
Rotation Speed (Rotary): | 90-40rpm | ||
Make Up Toqure(klb.ft): | 54-81 |