The 421 Portamatic Pneumatic Floor Nailer is the most innovative and versatile air flooring tool on the market today.. The tool comes ready to nail 3/4 In. flooring and accessory pads and shoes, sold separately, allow for quick changes to handle 9/16, 33/32 In., Bamboo and 18mm Flooring. One tap with the mallet and your nail is set, tight and in the right spot! This is the only tool in the industry that allows you to add an accessory shoe to convert for Face Nailing and also includes a sturdy carrying case to protect your investment. Our blind nailing shoe is designed to protect the top surface of your floor and our oil-less operating system ensures no oil drops or stains from oil. A quick access gate and clip system allows you to clear a jam. The nail’s wide head and grapple barb design provides superior holding power! The 421 requires only the lightest tap to actuate and set the nail. The nailer is perfectly balanced as the tool rest on both the sub floor and the wood floor