The Model 445 is the professional's choice. This Pneumatic tongue and groove floor nailer is built to exacting standards. From its cast aluminum body, anodized aircraft aluminum internal parts, specialized U-cup seals, to the best warranty in business, this is the professional's first choice. The 445 shoots 16-Gauge L-shaped Powercleats uniquely designed by POWERNAIL to reduce cracking and splitting. Available in sizes from 1-1/2 in., 1-3/4 in., 2 in., in length. This Pneumatic is equipped with a special safety trigger, is mallet actuated and works from 80 to 110 PSI. The 445 adjusts from 5/8 in. (16 mm) to 3/4 in. (19 mm) using non-marring shims and pads and is the ideal nailer for installing oak, maple, ash, pine and other similar wood species. The POWERNAIL package includes: 1 white rubber capped mallet, maintenance tools and owner's manual.