The Husky 3/8 in. Click Torque Wrench is made of alloy steel construction for strength and long-lasting performance. Its ergonomically designed handle easily turns to set torque. The finish provides resistance to corrosion and wipes clean easily.. Twist lock ring locks torque setting in place. Alloy steel construction. Backed by a lifetime warranty, if your Husky product ever fails, bring it back and we will replace it for free. Oil resistant elastomeric handle. Features SAE scale on top of tube and metric (newton meter) on underside of the tube. Sealed head keeps out dirt and oil. Torque accuracy of plus/minus 3% CW in the upper 80% of wrench capability. Handle twist to easily set desired torque. Torque range of 20 ft./lbs. to 100 ft./lbs.. When the wrench is set a the low end of the torque range the click will be less then when at the high end of range. Meets or exceeds ANSI standards. <a href="https://www.homedepot.com/b/Husky/N-5yc1vZrd" target="_blank" style="color:#F96302;">Click here to learn more about exclusive Husky products</a>. Hard plastic case for storage and protection. Call Husky for customer service and support. Wrench is designed to give an audible click when torque setting is reached. Do not use with universal joints or flex sockets