A simple, cam-over design prevents over-tightening and possible damage to components. Torque settings are easily and accurately changed with a unique adjusting knob and easy-to-read window scale. Adjusting the Williams torque screwdriver is simple. Just pull out the adjusting knob to unlock, turn to the desired setting, then push the knob in until it clicks! Positive locking knob makes accidental setting changes impossible. This 1/4 drive torque screwdriver features an automatic lock in the counterclockwise direction to make fastener removal a snap.
- Accuracy: ± 6% of indicated value, CW, from 20% to 100% of full scale
- Individually serialized with matching certificate of calibration traceable to N.I.S.T.
- Meets or exceeds ASME B107.14 – 2004
- Torque Range: 5 – 40 in. lbs.
- Increments: .5 in. lbs.
- Size W x L: 1.2″ x 6.75″