The HIOS CLF-Series is designed for robotic and automated applications. The durable robotic screwdrivers deliver reliability and precision torque. Ensures accuracy in fastening with precision automatic shut-off clutch once preset torque is achieved. Requires a Transformer (power supply).Model:CL825AXHDrive Size:1/4" F/HexRange: 200 - 400 cN.m ,17.7 - 35.4 lbf.in, 20 - 40 kgf.cm.Tool Weight:45 oz.Tool Length:9.5RPM High:370RPM Low:210Grip Dia:2"