Features:Made of high quality alloy steel, wear resistance, long service life. Presetting type, it automatically stop screwing when the screwed fasteners reach the presetting torque. Anti-slip handle with ergonomic design that make it easy to hold and operate. Presetting torque is adjustable from 1Nm to 6Nm. You can use this torque screwdriver to achieve the accurate tightness degree of fasteners. Widely used in various electrical, light industry, machinery manufacturing, scientific research structure and other industries. Specification:Material: Alloy steelRange: 1-6 (N.m)Dividing value: 0.1N.mOverall dimension: 186mm / 7.3inHandle Outside diameter: 31mm / 1.2inPackage List:1 x Preset Screwdriver2 x Hex 6.35 Screwdriver Bit.Note:Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.