Deep Well Drilling 9 1/2" IADC 637 TCI Roller Cone Bits
Beijing Superior Drilling Equipment Co., Ltd.Base Info
- Model NO.：9 1,2 Inch
- Customized：Customized
- Standard：AISI, API
- Usage：Well Drilling
- API Reg Pin：6 5,8 Inch
- Bearing：Journal Bearing
- Color：Golden or as You Wish
- Nozzle Number：3
- Application Formation：Medium Hard Rocks
- IADC：637
- Trademark：superior
- Transport Package：Wooden Case
- Specification：Tungsten Carbide
- Origin：Hejian, China
- HS Code：8207191000
Description