Far Eastern CO.,LTD is a professional supplier of drilling tools,including tricone bit,PDC tricone bit,Hole opener,single cone bit and so on.With years of study and refining of the introduced technology, we have succeeded in the field of product research with proprietary intellectual property rights.Also, we have made major breakthrough in the lines of analogue simulation in bottom-hole flow field,profile optimization,design of inserts arrangement and low torque,material and manufacturing techniques etc. As a result, our products own better characters of service and ranges of application.Mainly used for oil and gas,mining,geothermal,construction and so on. The products of our company have achieved industrialization and serialization.Besides our company has always laying importance on the technical exchanges and cooperation with the counterparts both at home and abroad.Our products have been sold all over the world, including the United States, England,Canada,Brazil,Italy,Saudi Arabia,Korea, India, and Poland and so on. Main products tricone bit(mill tooth and tungsten carbide insert tricone bit) PDC bit(matrix body and steel body PDC bit) Hole opener(HDD rock reamer,barrel reamer,fluted reamer,etc) Drag bit(step drag bit,PDC drag bit,chevron drag bit,etc) Drilling accessories(roller cone,bit breaker,ring gauge,nozzle ,etc) 
| Basical Specification | |
| Size of Rock Bit | 8 1/2 inches |
| 215.90 mm | |
| Bit Type | Tungsten Carbide Insert (TCI )Tricone Bit |
| Thread Connection | 4 1/2 API REG PIN |
| IADC Code | IADC537 |
| Bearing Type | Journal Sealed Bearing with Gauge Protection |
| Bearing Seal | Elastomer sealed bearing ( Rubber sealed bearing) / Metal sealed bearing |
| Heel Protection | Available |
| Shirttail Protection | Available |
| Circulation Type | Mud Circulation |
| Operating Parameters | |
| WOB (Weight On Bit) | 21,796-48,311 lbs |
| 97-215KN | |
| RPM(r/min) | 120~50 |
| Formation | Medium formations,such as medium shale,limestone,medium sandstones,medium formation with harder and abrasive interbeds,etc. |
