This Real Avid Master Grade Gunsmithing Smart-Torq Adjustable Limiter & X3 Driver Kit includes both the Smart-Torq and X3 Driver Kit. The Smart-Torq features easy to see and set 1 in-lb increments. For non-torque applications the X3 Driver will be your go-to for not only gunsmithing work, but any tasks around the house or shop. Gun bits are hollow ground and square cut for precise fitment. Features15- 65 in-lb adjustable torque limiterX3 Driver: ratchet, T-handle, screwdriverPrecision torque for scopes, mounts, actionsCompact case with bits and adapter