Micro Adjust Torque Wrenches, use in conjunction with sockets for use on standard and Hi Torque retention knobs. Makes setting correct torque fast and easy.Get it right the first time, every time.Dual scale, calibrated dual directionPositive Lock with spring loaded pull down lock ringFast, accurate and easy to setEasy-to-read Laser marked scalesWARNING: The steel alloy used in this product contains chromium and nickel. This product can expose you to chemicals including chromium and nickel, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov