Norbar Torque Tools introduces TruTorque, a durable wrench that will stay in calibration even w n used regularly in tough workshop conditions. TruTorque uses an improved mechanism that retains some of the elements from the original proven design. The TruTorque models cover a total torque range from 20 to 300 N.m in five models. All sizes offer bi directional torque control, essential for left hand threads and for controlling the maximum torque when undoing bolts.
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New IET report examines grid transmission costs
I imagine the cables are heavily optimised but you do wonder whether the heat dissipation can be improved. Perhaps some lateral fins? Fitting them...