The NR90AES1 framing nailer drives plastic collated nails from 2" up to 3-1/2" in length and features Metabo HPT's next generation "industrial design." Weighing only 7. 5 lbs, this framing nailer is easy to use all day, while still providing the power similar to other bulkier and heavier framing nailers. The NR90AES1 framing nailer is great for flooring and framing, truss build-up, window build-up, sub flooring, roof decking, wall sheathing and housing construction. The redesigned head guard of the NR90AES1 framing nailer allows for a faster and easier disassembly process, saving valuable time during tool main10ance.