标签：Resista - 英国华人论坛

Oil Wells and gas Wells steel pipes include the drill pipe for mining, well wall protection pipe inserted inside the well to prevent formation collapse and pipeline system hanged inside the wall protection tube for production.Based on securi...英国华人论坛

The Protex HD-100 is equipped with a digital keypad for easy operation and maintenance, Velvet lined interior. Spring-loaded re-locking device, Drill-proof hard plate. 6-Active round locking bolts, One user code, 1-8 digits code, 4 pre-drill...英国华人论坛