The milwaukee m18 ffn21 fuel 18v cordless brushless framing nail gun is powered by advanced brushless motor technology. Capable of firing nails up to 90mm in length and featuring two firing modes, this nailer is versatile and flexible. Features & benefits dry-fire lockout stops the tool being fired when there are no nails left in the magazine excellent power to consistently seat nails sub-flush to the surface in hardwoods fires standard framing nails which fits an angled magazine at 20-22 led work light illuminates the work surface for better placement of nails milwaukee's powerstate brushless motor and redlink plus electronic intelligence no gas cartridges and no cleaning required, designed to deliver durability and reliability quick access and easy clearing of jams ready to fire nail technology eliminates ramp-up time between each nail discharge tool-free, quick and easy depth adjustment to assure nails are driven sub-flush two mode selection allows for sequential fire for precision or bump fire for speed specifications battery type: milwaukee m18 li-ion battery voltage: 18v collation angle: 20-22 magazine capacity nails: 51 nail diameter: 2.8-3.7Mm nail type: 50-90mm sound power level uncertainty: 3db a sound power level: 101.6Db a sound pressure level uncertainty: 3db a sound pressure level: 90.6Db a vibration level: 5.53M s vibration uncertainty: 1.5M s contents milwaukee m18 fn15ga fuel 18v cordless brushless 15 gauge 2nd fix nail gun no batteries no charger kitbox