Measures angle of rotation after pre-torque in torque-angle application. 360 degree scale is marked at 2 degree increments & intervals of 10 degree and 30 degree. 1/2inch male & female square drive and an adjustable holding rod hold the gauge in position during use. Easily zeroed for next application by turning the tool housing., Weight: 0.35935348706 Pounds, Manufacturer: tiyao