This TOKU Impact Wrench has an excellent weight/power ratio. The MI-20S is developed for assembly- and disassembly purposes. The Twin-Hammer impact mechanism has a high energy level at each impact and thus suitable for heavy duty application. The energy is brought directly to the drive shaft for maximum power and minimal maintenance. Due to its compact build, the tool is very suitable for jobs in small spaces. Characteristics: • Ergonomic design, well balanced • Compact and durable • Clutch: Twin-Hammer • Adjustable power, 4 positions • Exhaust through isolated grip, with silencer