A drill machine is an essential tool to own for DIY projects, home repairs, and even professional jobs. Correct drills come in handy when you are in the process of putting together furniture, mounting ...

Originally conceived as a bottom-supported drilling unit, semisubmersibles eventually found their true calling. Now, semisubs are the most stable of any floating rig, many times chosen for harsh ...

Additionally, there are two types of elevating devices. Once the jackup is on location, the legs are lowered to the ocean's floor and the rig hull and drilling equipment is elevated well above the ...