Apr. 1, 2015. TDK Corporation has announced that its Hong Kong-based HDD head manufacturing wholly owned subsidiary, SAE Magnetics (H.K.) Ltd.
You use a wrench to screw, or unscrew a bolt. A screwdriver is for screws. Either way you turn it left. Some bolts have reverse threads and would turn the other way to unbolt.
A basic corkscrew. A corkscrew is a tool for drawing corks from wine bottles, beer bottles and other household bottles before the invention of screw caps and Crown corks. In its traditional form, a corkscrew simply consists of a pointed metallic helix (often called the worm) attached to a handle, which the user screws into the cork and pulls to extract it.