Screwdriver Power Source Corded Brushless Motor No Torque Range 2.2 in-lb to 11.5 in-lb Max Torque 11.5 in-lb Min Torque 2.2 in-lb Free Speed 900 RPM Drive Size 1/4 in Screwdriver Type Production Screwdriver Chuck Size 1/4 in Clutch Type Shut-Off Hex Bit 1/4 in Reversible Yes Variable Speed Yes Number of Clutch Settings 1 Number of Speed Settings 2 Side to Center 15 mm Cord Length 6 ft Frequency 50/60 Hz Current 2.5 A Application Assembly Voltage 20/30V DC