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.
Deflating the Mattress. 1  1. Unscrew the valve cover. When you're done sleeping on your air mattress and want to stow it for storage, unscrew the air hole cover. 2  2. Fold or roll the mattress to force air out. As air drains from your mattress, it will eventually settle into a mostly-deflated state. 3  3. To save time, use a vacuum.