Remove the guesswork and calibrate the necessary torque according to manufacturer recommendations with the ABN 1/4in Dr. Clicker Torque Wrench and Torque Adapter Set. Designed to prevent damage by evenly distributing precise force when servicing and assembling electrical equipment, bicycles, motorcycles, and automotive parts. CR-MO steel ratchet ensures controllable strength and torque, while the handle features a spring-loaded collar with a laser-etched torque scale to allow you to work between 2 and 20-newton meters. ‘Click’ sound indicates when you have met torque specifications. Automotive torque wrench set includes various bits that can easily be installed and removed on the quick-release wrench head adapter. Operating instructions and inspection certificate included. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.