DEWALT DW267 6.5-Amp Variable-Speed Reversing Versa-Clutch Screwdriver Helical-cut steel, heat-treated steel gears for long life and durability High power motor for metal fastening applications Versa-Clutch torque adjustment system -inchdials in-inch the proper torque needed to efficiently drive fasteners without stripping or breaking fastener Rubber grip and two-finger trigger for increased comfort and greater control Metal nose and gear case for durability on the job excellent ergonomics offers less user fatigue