Features 1、High Durability: Crafted from CR V steel, our torsion wrench is designed to withstand heavy use, significantly extending its lifespan while ensuring dependable performance in your projects. 2、Ergonomic Comfort: Featuring an ergonomically designed knurled handle, this wrench offers a comfortable grip, making it very suitable for prolonged use without discomfort. 3、Accurate Torsion Notification: Equipped with an audible click feature, the torsion wrench reminds you when the preset torsion value is reached, preventing over tightening and protecting components from damage during use. 4、Quick Release Convenience: The quick release key on the professional wrench head allows for effortless installation and removal of sockets, ensuring secure attachment while preventing accidental dislodging during use. 5、Versatile and Accurate: With a torsion adjustment range of 5 to 60 N.m and a calibration accuracy of about 3%, this 3/8 inch torsion wrench is suitable for various applications, including automotive and mechanical maintenance. Specification Item Type: 3/8in Torsion Wrench Material: CR V Steel Size: Approx. 3/8 (5-60N.m) Package List 1 x Torsion Wrench 1 x Instruction Manual 1 x Calibration Certificate 1 x Storage Box