arucmin 1/2-inch drive click torque wrench (10-150 ft.-lb./13.6-203.3 nm) dual-direction adjustable torque wrench set arucmin <b>arucmin 1/2" drive dual-direction reversible high quality industrial torque wrench</b> <br><br>arumin is committed to providing customers with high-quality products. improving product quality is our main task. our goal is to create an online professional brand that pursues quality. we have a professional production team and a customer service team, to provide you with quality products at the same time, to provide satisfactory service. welcome to contact us! <br><br><b>product specification:</b> <br>measuring range: 10-150ft.lb / 13.6-203.3nm <br>drive: 1/2" <br>length: 17.13inch / 43.5cm <br>accuracy: ± 4% <br>weight: 2.87lbs/1.3kg <br><b>product includes: </b> <br>1x1/2" drive torque wrench <br>1x1/2" drive 5” lengthening bar <br>2 x socket : 3/4”,13/16” <br><br><b>how to use?</b> <br>1. pull-down "locking ring" and hold it! clockwise increase value, counterclockwise decrease value, turn the wrench until the set value is reached. <br>2. loosen "lock ring", the”lock ring” automatically rebound and lock value. <br>3. start using the wrench and apply some force to it. when you hear the"click", it means that you have reached the required strength. <br>4. after use, reset the torque wrench to 0 to maintain its life.