Back-off Sub
Back-off Sub
Send product request
Other supplier products
Spiral Drill Collar With Elevator Groove And Slip Groove | Elevator groove and slip groove made on box thread face of slick drill collar or spiral drill collar can be used as lifting sub and safety slip whe... | |
Integral drill pipe | Our company's drill pipes are in accordance with API 5D, API SPEC 7 Standards. Thematerial of drill pipe body are chosen by the 1&3 group of... | |
Short Drill Pipe | Short drill pipe is a tool for adjusting interval length of drilling tools to achieve some technical purpose in the drilling operation . According ... | |
Integral Heavy Wight Drill Pipe | Size TubeOD(+1/16,-1/32) TubeOD1 ToolJointOD(+1/16,-1/32)2 ToolJointOD(+1/8,-0) Connection MaxElevatorUpsetDia CenterUpsetDia(+1/... | |
Box Tap | Thetapertapisaspecialfishingtoolmakingthreadintubedroppedobjectsuchasdrillpipeandoiltube.Thetapsareturnedfromhightrengthalloysteelforgingmaterialsa... |