Base Info
- Model NO.：55-146MM
- Customized：Customized
- Standard：DIN
- Length：Jobber-length
- Type：Gun Drill Bit
- Material：42CrMoA
- Usage：Well Drilling
- Colour：Black
- Trademark：YC
- Transport Package：Wooden Box
- Specification：15.4kg
- Origin：Fujian in China
- HS Code：8207199000
Description