The Outdoor Accents APVDMV56 decorative washer installs easily with the Outdoor Accents structural wood screw and hex-head washer and can be used in a variety of wood-to-wood connections. ZMAX® galvanization with a black powder coat offers extra corrosion resistance for exterior and treated-wood applications. Install with Outdoor Accents structural screws and hex-head washer (sold separately) for a decorative look.