The Real Avid Smart-Torq Adjustable Limiter features a Smart-Torq Technology precision clutch to provide simple, fast, no-guess accuracy. The Smart-Torq features easy to see and set 1 in-lb increments. FeaturesAdjustable from 15- 65 in-lb in 1 in-lb incrementsPrecision torque for scopes, mounts, actionsIntegrated clutch prevents over-tighteningCompact design fits standard 1/4" drivers