Adopt strong magnetic customized motor, high speed, low vibration, low noise, low electromagnetic interference Powder metallurgy gearbox, high-precision configuration module, long life, This is a low voltage with a power supply especially designed for long use and with a high/low speed setting Low punching clutch, precise torque setting, multi-speed torque adjustment, high torque accuracy and more stability Ergonomic grip design, small size and light weight, comfortable operation The output shaft adopts Taiwan's unique cold heading process to improve the concentricity of the bits Bit: 6mm (802) M2.6-4.0 M2.5-3.5 Power: 220V, Power Supply Included Torque: 5-35kgf.cm RPM: 900-1350rpm