The NR83A5 Full Round Head Framing nailer with depth adjustment is used for floor and wall framing, truss build-up, window build-up, construction of sub flooring and roof decking. It is also great for wall sheathing in mobile homes and modular home construction. If depth adjustment is not necessary, see the NR83A5(S). The NR83A5 has the same legendary durability and reliability you have come to trust with Metabo HPT, but now with an improved trigger design and sharing all the same components as the original NR83A. With the power to drive 2 In. – 3-1/4 In. nails into even the toughest materials there is no job this tool can’t handle. Experience quick response and rapid, powerful driving with the Metabo HPT cylinder valve drive system. As the Pro Preferred Brand of Pneumatics for 7 years running (2014 - 2020) by Builder and Developer Magazine and a 5 year warranty, you can count on the NR83A5 to be your go to nailer.