8 1/2'' (215.9mm) Bi-Center Steel Body PDC Drill Bit For Rock Drilling


| Product Specifications | |
| Blade Quantity | 6+5 |
| Primary cutter size | 16mm/13mm |
| Nozzle | 7 |
| Gauge protection | 3'' |
| Operation Parameters | |
| Rotary speed (r/min) | 80-300 |
| Weight on Bit (KN) | 20-110 |
| Flow rate (lps) | 30-55 |
| Formation | Medium hard to hard formations with low compressive strength, such as hard shale, limestone, sandstone, dolomite, anhydrite, marble, etc. |
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FAQ
| Q: You are a trading company or manufacturer ? |
| A: Manufacturer, We are a 100% real factory with over 20 years' experience in water/oil/gas wells Drill Bits. |
| Q: How about your products ? |
| A : Both of tricone bits and PDC bits strictly conform to API 7 requirements and ISO9001. we will do kinds inspections before delivery, also cover for after-sales service. |
| Q: Package Methods ? |
| A: Normally wooden case, also can be steel box; can be customized if need. |
| Q: Payment Terms ? |
| A: we accept T/T, L/C, Paypal, Western Union, etc. |
| Q: Can I visit your factory ? |
| A: Yes, we welcome you to our factory all the time, will send invitation letters if need; also can show our workshop and warehouse online. |