Supply API Spec 7-1 downhole drilling tools

We supply Supply API Spec 7-1 downhole drilling tools that include:

Kelly valves, kellys, drill stem subs, drill collors, heavy weight drill pipe, threading for ratory shouldered connections, rotary kelly,IBOP for Top drive,Float valve,Float valve sub,arrow type check valve, drop-in check valve, inside blow out preventer, circulation sub, integral spiral blade stabilizer, sleeve stabilizer, rotary reamer, hole opener, lift sub, lift plug, sub and joint, directional bent sub, core barrel, releasing and circulating overshot, releasing spear, taper taps & die collars, back-off releasing spear,back-off joint, sliding slip spear, safety joint, junk sub, internal hook & external hook ,impression block, multi-purpose fisher, casing spear, fishing magnet, reverse circulation junk basket, junk mills, window mill, washover pipe, drive sub, rotary shoe, section mill, internal cutter, external cutter, seating nipple, casing packer,crossover subs

Jining Donghong Machinery Co., Ltd
www.dhparts.com
spareparts1960@foxmail.com
dh@dhparts.com
Mobile/WhatsApp: 0086-18954079939
Skype: spareparts1960
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