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Brand Name : ENG
Model Number : 812
Certification : API, ISO
Place of Origin : China
MOQ : 1
Price : 1000-20000
Payment Terms : L/C, T/T, Western Union
Supply Ability : 5000PCS/Year
Delivery Time : 4 weeks
Packaging Details : Wooden Box
Blade : 3
Primary Cutter siSe : 13mm-18PCS; 16mm-27PCS
Nozzle : 6
Gauge Length : 55mm
Weight : 62 kgs
Thread : 4 1/2′′ API Reg
8 1/2′′ Outer Diameter with 4 1/2′′ API PDC Drill Bit for Rock Drilling


| Product Specifications | |
| Blade Quantity | 3 |
| Primary cutter size | 13mm-18PCS; 16mm-27PCS |
| Nozzle | 6 |
| Gauge Length | 55mm |
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1, The junk slot area between blades is about 53% larger, but the strength of the blade is not reduced. It has more optimized hydraulic parameters and higher mechanical drilling speed. | |
About Us


Certifications

Package&Shipping


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. |
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8 1/2′′ Outer Diameter with 4 1/2′′ API PDC Drill Bit for Rock Drilling Images |