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 loop that has not been pulled tight enough to set the wires or strands or the rope into a kink can be removed by turning the rope at either end in the proper direction to restore the lay (fig. 6-43). If this is not done and the loop is pulled tight enough to cause a kink (fig. 6-44), the kink will result in irreparable damage to the rope (fig. 6-45). Figure 6-40.- Unreeling wire rope (left); uncoiling wire rope (right).