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API 5CT seamless steel oil Tubing pipe,casing/tubing coupling
- Manufacturer: Unknown
Description The production line of heat treatment equipped with the advanced machining equipments and monitoring instruments ,which is one of few domestic advanced production lines, can heat treated annually more...
$1,200 USDJiangsu, ChinaWN-2 Kelly Valve with API, Oil drilling special
- Manufacturer: Kelly
Products Description The WN-2 Ball Type Kelly Valve provides a quick, sure shutoff in the drill string that can repay the cost of the valve quickly in the mud savings and kick protection. This valve can be used a...
$20,000 USDJiangsu, China