| Customization: | Available |
|---|---|
| Type: | Cordless Drill |
| Usage: | Metal Drilling, Well Drilling |
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Tricone bits main model
| IADC | Rock formation | WOB (KN/mm) | PRM(r/min) |
| 417/427/437 | Low compressive strength, high drill-ability and extremely soft formation, like shale, clay, sandstone, conglomerate etc | 0.35~0.90 | 140~70 |
| 447 | Low compressive strength, high drill-ability and soft formation, like shale, clay, sandstone, soft limestone, salt rock, plaster etc. | 0.35~1.00 | 140~60 |
| 517 | Low compressive strength, high drill-ability and soft formation, like shale, clay, sandstone, soft limestone, salt rock, etc | 0.35~1.05 | 120~50 |
| 527 | Soft formation with low compressive, like Low compressive strength, high drill-ability and soft formation, like shale, clay, sandstone, soft limestone, salt rock, anhydrite etc. | 0.35~1.05 | 120~50 |
| 537/547 | Low compressive strength, medium hard formation with hard abrasive interlayer, like Hard shale, anhydrite, soft limestone, sandstone, dolomite with mezzanine, etc. | 0.50~1.05 | 110~40 |
| 617/627 | High compressive strength, medium hard and thick hard interlayer, like hard shale, limestone, sandstone, dolomite, etc. | 0.50~1.05 | 80~40 |
| 637/737 | High compressive strength, medium hard and high abrasive formation, like limestone, dolomite, sandstone, chert, etc. | 0.7~1.20 | 70~40 |
Q:Are you manufacturer?
Yes, we are factory with more than 20 years of manufacturing experience.
Q:What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. Before shipping, we will send all detail pictures and packing list. L/C
Q: How long is your delivery time?
A: Generally it is 5-10 days if in stock. or it is 15-20 days if the goods are not in stock according to quantity.
Q:How do you make our business long-term and good relationship?
A:We keep good quality and competitive price to ensure our customers benefits;
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