Tungsten Carbide Tricone Rotary Drill Bits



| Product Specifications | |
| Diameter | 8 1/2"(215.9mm) | 
| Bearing Type | Rubber sealed | 
| Drilling cycle type | Mud circulation | 
| Connection thread type | 4 1/2 reg pin | 
| Operation Parameters | |
| Formations | Hard formation with high compressive strength, such as sandstone, limestone, dolomite, anhydrite, marble, etc. | 
Certifications

Package&Shipping


FAQ
| Q: You are a trading company or manufacturer ? | 
| A: Manufacturer, We are a 100% real factory with over 10 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. |