Torque-Angle-Gauge-Blue Spot-Tools-7940-p-The-Blue Spot-Torque-Angle-Gauge-is-ideal-for-the-tightening-of-fasteners-once-the-torque-load-has-been-applied-The-dial-has-been-calibrated-in-increments-of-2-deg-&-has-an-easy-read-face-for-increased-precision-To-set-the-angle-gauge-simply-insert-the-holding-key-into-the-housing-&-turn-driver-to-the-required-angle-p-p-Suitable-for-use-with-1-2in-Drive-ratchets-&-power-bars-p-Blue Spot-Tools-7940-Torque-Angle-Gauge