Real Avid Smart Torq - The most precise and technically advanced torque driver for guns. Specifically developed for optics mounting and gun builds. Discrete inch-pound increment settings provide spot-on torque adjustments. Comfortable ergonomic grip with Force Assist makes tool manipulation a breeze. Functionally intuitive torque setting with visual, tactile and audible feedback provides confident assurance. To get you started, Smart Torq comes with 12 of the most commonly used gun bits. Never over torque a scope ring again! Free Spinning Cap Precise 1--Inch-lb Increments: 1 Click = 1 -Inch-lb Easy To Read Scale 10-70 -Inch-lb Range Ergonomic, Rubberized Grip All-Metal Internal Components Provide Precision And Superior Durability Precision-Designed Clutch Mechanism And Calibrated Force Spring Delivers Single -Inch-lb Increments Unidirectional Clutch Allows Full Power Reversal Of Screws Without Torque Slippage Works With Standard 1/4in Bits Force-Assist Driver Helps To Precisely Tighten Screws Premium High-Density Foam Storage Case Bit Set For Most Optic Mounting Ring And Base Brands