hydraulic drilling rig for sale
2.Unloading water well drill rig drill pipe threaded should observe the following: the decentralization of the drill pipe to slow motion, flat, hook, can not loose too much, do not start the turntable fierce co-clutch.
2.Unloading water well drill rig drill pipe threaded should observe the following: the decentralization of the drill pipe to slow motion, flat, hook, can not loose too much, do not start the turntable fierce co-clutch.
3,Water well drill rig inscribed circle drill pipe, drill mention head must tighten the connector through the valve should be immediately shut off valve.
hydraulic drilling rig for sale
2.Unloading water well drill rig drill pipe threaded should observe the following: the decentralization of the drill pipe to slow motion, flat, hook, can not loose too much, do not start the turntable fierce co-clutch.
2.Unloading water well drill rig drill pipe threaded should observe the following: the decentralization of the drill pipe to slow motion, flat, hook, can not loose too much, do not start the turntable fierce co-clutch.
3,Water well drill rig inscribed circle drill pipe, drill mention head must tighten the connector through the valve should be immediately shut off valve.