1、This is a presetting type torque screwdriver that automatically stop screwing when the screwed fasteners reach the presetting torque. 2、Presetting torque is adjustable from 0.2Nm to 2Nm. 3、You can use this torque screwdriver to achieve the accurate tightness degree of fasteners. 4、Ergonomically designed handle is easy to hold and operate. 5、With hex socket for connection with various types of screw bits. Features: This is a presetting type torque screwdriver that automatically stop screwing when the screwed fasteners reach the presetting torque. Presetting torque is adjustable from 0.2Nm to 1.2Nm. You can use this torque screwdriver to achieve the accurate tightness degree  of fasteners. Ergonomically designed handle is easy to hold and operate. With hex socket for connection with various types of screw bits. Applicable for screw locking of precision instrument, circuit board and other occasions where the screw locking is highly required.   Specification: Model: RTD- 1.2 Range: 0.2- 1.2Nm Division: 0.02Nm Accuracy: ±5% Total Length: 20cm/ 7.87in Weight: Approx. 332g/ 11.7oz   Package list: 1 * Adjustable Torque Screwdriver 2 * Screw Bits