1The dial screwdriver is suitable for various manufacturing industries such as automobile manufacturing, electrical machinery and equipment manufacturing, instrumentation manufacturing, and so on. 2The screwdriver is used in various repair industries, such as car repair, appliance repair and so on. 3The screwdriver is also suitable for various research institutes, testing institutions and other occasions. 4Made of high quality aluminum alloy material, it is high hardness and wear resistance. 5100% brand new and high quality.