Tianhe Oil Group
Rigs Assembly,HP90,HP70,HP50 Drilling rigs;350HP,550HP,750HP WorkOver rigs.CP300 Offshore jack up drilling rig. Drilling Stem:Drill Collar (DC),Drill pipe (DP),Heavy weight drill pipe(HWDP),square kelly,hexagonal kelly,Coring Tools,DownHole Motor. Drilling tools:Stabilizer,Hole opener, Roller reamer, Casing scraper, Internal Casing Cutter,External Casing cutter,Marine or Mechanical,Key seat Reamer,Kelly Valve,Full opening safety Valve,FT type Drop-in Check Valve,FJ type-Arrow back PressureValve,Inside Bop,Float Valve sub,By pass Valve,Cup tester,Wear Sub,Circulating sub,cross over sub,Reduce sub,saver sub,lift sub.