API 8 1/2" Tricone Rock Drilling Bit for Oil Well Drilling Drill Head Roller Bit 517
Beijing Superior Drilling Equipment Co., Ltd.Base Info
- Model NO.:FA517G
- Manufacturing Process:CNC Milling
- Surface Treatment:Polishing
- Operation Pressure:Atmospheric Pressure
- Material:Tungsten Carbide
- Transport Package:Carton or Wooden Box
- Origin:China
- HS Code:8431432000
Description