The Snap-on Techwrench, No. TECH3FRM250, an electronic torque wrench that allows automotive technicians to quickly adjust settings with the press of a button. According to the company, the easy-to-use tool is consistent and accurate up to 2 percent clockwise and 4 percent counterclockwise. The Techwrench enables technicians to select the appropriate amount of torque needed for a full range of applications.