Additional angle-regulated tightening for controlled torque and angle activation, Separate angle of rotation gauges with 1/2" or 3/4" square drive, For additional precise angle tightening (0-360°), 1/2" square with ball lock or 3/4" square with pin lock, No. 8200-01/-02 Workshop models with sliding claw and magnetic arm, No. 8200-11 only with magnetic a