Spiral Drill Collar, China Spiral Drill Collar Supplier

Spiral Drill Collar - Spiral Drill Collar

Spiral Drill Collar For Sale, Most Competitive Price, Fast Delivery, Custom Service, Wholesale Spiral Drill Collar, Made in China, High Quality Products!, China Spiral Drill Collar , drill collar, Supplier, Manufacturer.

Spiral Drill Collar drill collar,slick drill collars, spiral drill collars, non-magnetic drill collars,API drill collar,API 7-1 drill collar,NS-1 drill collar,4145H drill collar,Spiral Drill Collar With Elevator Groove And Slip Groove;

Spiral Drill Collar is used to reduce contact area with hole so as to avoid efficiently bit sticking from differential pressure. TIANHE brand spiral drill collars are manufactured strictly according to API Spec7-1 and Standard SY5144.

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TianHe Oil Group HuiFeng petroleum equipments Co.,Ltd

Address: No.43, West Diming Street, , Mudanjiang City, Heilongjiang Province, China, 157011
Tel: 0086-453-5979983
TianHe Oil Group Production include Drill Collar (DC),Drill pipe (DP),Heavy weight drill pipe(HWDP),square kelly,hexagonal kelly,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,Different of Drilling jar,Fishing jar,Shock absorber,bumper Jar,Oil Jar,Bumper sub,Jar Intensifiers, Bowen 150,Bowen70,Bowen20 Over shot and spear,Junk Basket,Junk sub,Fishing magnet, Flat Bottom Junk Mill,Concave Junk Mill,Bladed Junk Mill,Pilot Mill,Tapered Mills,Economill,String Mill,Skirted Junk Mill,,Hydraulic Bucking Unit,Downhole motor and tester,Jar tester,Tricone bit,,...