12 1/4 inch IADC 127 Milled Tooth Tricone Bit
How to choose a model
| IADC | Rock formation | WOB (KN/mm) | PRM(r/min) |
| 116/117 | Low compressive strength, high drill-ability and extremely soft formation, like soft shale, clay, etc. | 0.35~0.90 | 180~80 |
| 126/127 | Low compressive strength, high drill-ability and soft formation, like shale, clay, soft limestone, salt rock, etc. | 0.35~1.00 | 180~80 |
| 136/137 | Soft to medium soft with low compressive strength or soft with hard interlayer, like anhydrite, soft limestone,sandstone, etc. | 0.37~1.05 | 130~60 |
| 216/217 | Medium hard formation with relatively high compressive strength and hard interlayer, like hard shale, sandstone, limestone, etc. | 0.5~1.20 | 100~50 |
Company Profile
Hebei Yichuan Drilling Equipment Manufacturing Co., Ltd has more than 20 years manufacturing and design experience,We specialize in researching and production of TCI Tricone Bit,Steel Tooth tricone bit,PDC bit,Drag bit,HDD hole opener,Tricone bit cutter and Drilling Accessories,application fields includes oil well drilling,gas well drilling,geothermal well drilling,mining,geological survey,hydrographic survey,water well drilling,HDD pipelines projects,foundation projects.
Our Certificates
Why Choose Us
1. We are manufacture can supply good quality goods and competitive price.
2. We not only have ourselves design but also can accept customization.
3. We have fast and on time delivery time.
4. Every bits have it’s quality assurance.
5. Contact our anytime if you have any question with bits.
6. 24 hours on time reply.
Product Packing And Shipping
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12 1/4 Inch IADC 127 Milled Tooth Rock Bit For Soft Geology Images
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