Adjustable orifice valve
Adjustable pipe guide for use with an elevator and/or a spider
Adjustable position load bearing shoulder
Adjustable power spinning tong
Adjustable reamer or roller assembly
Adjustable rotating guides for spider or elevator
Adjustable stabiliser for directional drilling
Adjustable stabilizer
Adjustable stabilizer for directional drilling
Adjustable stairway for use with an overcast in a mine
Adjustable stuffing boxes for pump rods
Adjustable sub-tension hanger
Adjustable swage
Adjustable tool positioning structure
Adjustable venturi valve
Adjustable venturi valve
Adjustable well screen assembly
Adjustable well swab
Adjustable winged centering tool for use in pipes with...
Adjustable work platform for pipe and casing stabbing...