The Senco 3" Corded 2500 RPM DS342-AC Duraspin Auto-Feed Screwdriver (10F0001N) is the perfect all-purpose tool for driving a broad range of screws into a variety of materials. The variable speed high-torque motor is capable of speeds up to 2500 rpm, easily driving 1” to 3” screws into dense materials. The tool-free screw-length adjustment allows you to quickly switch between jobs on the fly. The patented screw-strip guide ensures consistent feeds and faster reloads after each strip.