Dewalt DW66C-1R 15 Degree 2-1/2 inches Coil Siding Nailer (Certified Refurbished) Drives wire and plastic coil nails for added versatility and application Tool-free depth of drive adjustment allows precise countersinking of staples quickly and easily Adjustable air exhaust port keeps exhaust out of users face and away from work piece Lightweight aluminum construction provides increased durability and reduced fatigue during use High wear components such as drivers, bumpers and springs extend tool life and longevity