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.
The 12/2 has been difficult to untwist, I am finding myself pulling it down from the joist area where I snaked it through the various obstacles, then I wrestle it flat, then attempt to reinstall where it tends to get messed up again. I seems the first pull of the coil is the best look.