We supply Downhole tools include Rotary kelly,drill pipe,tool joint,drill collar,downhole motor,blade stabilizer,replaceable sleeve stabilizer,hyrdfacing types of stabilizer,fixed dia. hole opener,roller reamer,casing scraper,key seat wiper,rotary sub,oriented bent sub,circulating sub,wear sub,drift,lifting cap,casing protectors,kelly valve,full opening safety valve,inside BOP,Drop-in check valve,arrow type back pressure valve,float valve sub,by-pass valve,cup tester,mechanical drilling jar,hydraulic drilling jar,super fishing jar,jar intensifier,surface bumper jar,fishing bumper sub,shorck absorber,overshot,spear,sub,taper tap,die collar,internal hool,external hool,reversing circulation junk basket,fishing magnet,ditch magnet,junk mills,junk sub,washover pipe etc.
Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960
API OSHA IADC OPEC RIG ZONE WORLD OIL Drilling Formulas