Fix It Sticks Miniature Torque Limiters 18 in lb. When you reach the correct in-lb of torque you'll hear an audible "click" and the limiter will spin to prevent further torque from being applied. Each limiter accepts any standard 1/4" bit fits into any standard 1/4" driver including Fix It Sticks Tools or our T-Way Wrench and tightens precisely (+/- 6percent accuracy). Each retains its accuracy for up to 20000 cycles. Specifications for Fix It Sticks Miniature Torque Limiters: Manufacturer: Fix It Sticks Accuracy: +/- 6percent Condition: New Features of Fix It Sticks Miniature Torque Limiters Accepts any standard 1/4in bit Fits into any standard 1/4in driver +/- 6percent Accuracy Retains accuracy for 20000 cycles Package Contents: Fix It Sticks Miniature Torque Limiters Fix It Sticks FISTL18: Miniature Torque Limiters 18 in lb