The N64C also Features adjustable depth control for flush nailing, a rubber handle grip for comfort, and an adjustable deflector that directs exhaust away from the operator. A high-impact, composite canister is designed to survive the inevitable rooftop falls for longer tool life. A large coil capacity (350 nails) is great for extended jobs. With 570 inch-pounds of driving power, this nailer is ideal for working with a variety of materials. Specifications:- Fastener Range: 1-1/4" to 2-1/2" (.080" - .090 shank diameter)- Tool Weight: 5.8 lbs.- Driving Power: 570 inch lbs.- Power to Weight Ratio.