Hitachi NV45AB2 16 Degree 1-3/4 in. Coil Roofing Nailer (Certified Refurbished) At 5.5 lbs., this lightweight and well balanced tool is made for easy maneuverability Side loading magazine convenient and easy for quick replenishment Tool-less depth of drive adjustment for precision nailing and flush driving Rubber pads help to keep the nailer from sliding off of the roof when not in use Carbide tipped push lever reduces wear