12 1/4 Tci Rotary Tricone Drill Bit for Hard Rock Well Drilling
- Company Name:Hebei Blue Continental Petroleum Machinery Equipment Co., Ltd
- Membership:Free Member
- Member Since:2020. 06.01
- Country/Region:China
- City:河北省
- Contact:Elena
- Related Keywords:Tricone Drill bit, Tricone bit, Water well bit