1⁄4"Drive Auto Torque Wrench

20-200in.-lb (equivalent to) 2.26-22.6Nm industrial grade torque wrench with calibration error range ±3%, - 90-tooth ratchet head needs only 5 degrees click. - Made using professional wrench production technology for extra high precision - Wrench head is made of hardened chromium-molybdenum alloy which is stronger than chromium-vanadium steel - Handle is made of aluminum-titanium alloy which is comfortable to grip, and is anti-skid, anti-rust and anti-corrosion - When the set torque value is reached, the wrench will emit a click sound to alert you to stop applying force to prevent overtorque damage to object being tightened - Wrench head is equipped with quick release button - Wrench can be used for both clockwise and counterclockwise directions - Includes a storage case and instructions manual