| Packaging Details: | Wooden cases steel or as your requirements |
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| Delivery Detail: | Within 7-10 days after receive payment |
About Us
Hejian Wanxiang Drilling Equipments Co. , Ltd. is a professional supplier of drilling tools and equipments in China. With flexible company structure and advanced technology, we have dedicated ourselves to supply the drilling industry with the best products available.
Features:
1. High-precision metal seal.
2. Cone bit to adapt to the soft, medium and hard of various strata.
3. The use of high strength high toughness carbide teeth.
Specification:
Bit size | Inch (in) | 5 7/8 | 6 | 61/8 | 6 1/4 | 7 7/8 | 8 3/8 | 8 1/2 | 8 3/4 | 9 1/2 | 9 5/8 | 9 3/4 | 9 7/8 | 12 1/4 | 13 3/4 |
Metric (mm) | 149.2 | 152.4 | 155.6 | 158.7 | 200.0 | 212.7 | 215.9 | 222.2 | 241.3 | 244.5 | 247.3 | 250.8 | 311.1 | 349.2 | |
Bit type | 437 | 437 | 437 | 437 | 447 | 417 | 417 | 417 | 417 | 417 | 417 | 417 | 417 | 417 | |
517 | 517 | 517 | 517 | 517 | 437 | 437 | 437 | 437 | 437 | 437 | 437 | 437 | 437 | ||
537 | 537 |
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| 537 | 517 | 517 | 517 | 517 | 517 | 517 | 517 | 517 | 517 | ||
617 | 617 |
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| 547 | 537 | 537 | 537 | 537 | 537 | 537 | 537 | 537 |
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637 | 637 |
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| 617 | 617 | 617 | 617 |
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| 637 | 637 | 637 |
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API Regular Pin (in) | 3 1/2 | 4 1/2 | 6 5/8 | ||||||||||||
Recommended make-up torque for bit shank (KN.m) |
9.50-12.2 |
16.30-21.70 |
37.93-43.30 | ||||||||||||


