The AURA Stainless Steel Screw is Screw Products' upgrade from their past Cabinetry screws. Designed for high-corrosive indoor & outdoor jobs or projects, the AURA Stainless Steel Screw is perfect for railing, or framing. The new improvements such as the Mushroom Head with graduated shoulder for greater holding power, & the Fast Start Tip has sharp threads all the way to the tip for immediate grip & easier starts. AURA Stainless Steel Cabinetry Screws are perfect for new projects or remodels. The austenitic stainless steel are AISI 305 or better and provides the best corrosion resistance & is compatible with most above ground pressure treated lumber. Free Bit in each package.