For cost effective speed and power, use this magnesium Numax SFR2190 21° 3-1/2″ Full Round Head Framing Nailer. It is an excellent lightweight pneumatic nail gun for driving 2″ – 3-1/2″ paper collated nails working on projects such as framing, sheathing, remodeling, and outdoor work. This nailer is designed for convenience with tool-free depth adjustment, an easy-load magazine, and an adjustable exhaust port. The dual triggers can be used for either bump or sequential firing. The driving mechanism is constructed to prevent dry firing, extending the life of the tool. This air compressor nailer comes with lubrication oil, adjustment tools, and is covered by Numax’s 1 Year Limited Warranty.