Best-selling screwdriver in tough aluminium housing Capacities Wood screw 5.5 mm (7/32") Machine screw 6 mm (1/4") Nuts 6 mm (1/4") Driving shank 1/4" Hex Continuous rating Input 190 W No load speed 500 min-1 (rpm) Overall length 295 mm (11-5/8") Net weight 1.7 kg (3.7 lbs) Power supply cord 2.5 m (8.2 ft.)