Description The MILWAUKEE 2844-20 M18 FUEL™ Duplex Nailer revolutionizes the assembly of concrete formwork by increasing productivity and optimizing ergonomics. By leveraging our nitrogen air spring technology, POWERSTATE™ Brushless motor, and REDLINK™ Intelligence, this nailer delivers the performance to seat nails into all wooden formwork materials at firing rates of up to 4 nails per second. The M18 FUEL™ Duplex Nailer provides our users with a 7X Increase in productivity and a drastic reduction in muscle effort compared to driving nails with a hammer. This MILWAUKEE 2844-20 nailer is equipped with user-driven features including tool-free jam clearance and depth of drive adjustment to minimize downtime on the job. The cordless nailer is designed for compatibility with Milwaukee® Collated Duplex Nails (sold separately) available in two sizes: 8D (2 ¼” drivable length) & 16D (3” drivable length). When paired with the M18™ REDLITHIUM™ 5.0AH Battery pack, this nailer gives users the ability to sink up to 800 nails per charge. The MILWAUKEE 2844-20 M18 FUEL™ Duplex Nailer joins the M18™ System of over 200 solutions and is compatible with all M18™ REDLITHIUM™ batteries.