The Powernail Model 2000 tongue and groove flooring cleat nailer drives 20 gauge L Shaped Powercleats from 1" to 1-1/4" in length. Includes one-year manufacturer's warranty. Comes complete with tapping block, tool oil, wrenches and rugged carrying case. The Powernail 2000 is the industry's first air powered, trigger operated 20 gauge flooring nailer designed to install tongue and groove engineered flooring from 5/16" to 9/16". This Powernail cleat nailer offers consistent depth control while ensuring precise angle and fastener placement. These 20 gauge cleats are designed to minimize split out on even the thinnest of floors