Fix It Sticks 60 Inch lbs Torque Limiter Bit Attachment. Torque Limiter prevents over-tightening of fasteners When Inch Lbs is reached: Limiter "spins" preventing further torque from being applied. Features Accepts any standard 1/4" bit Fits into any standard 1/4" driver +/- 6% Accuracy (140 inch lb limiter is +/- 10%) Retains accuracy for 5,000 cycles