The patented Outdoor Accents hex-head washer and structural wood screw combination offers the decorative look of a bolted connection with easier and significantly faster installation compared to through-bolting. The hex-head washer is code listed (IAPMO UES ER-192) and is designed for exclusive use with the Outdoor Accents structural wood screw to secure Outdoor Accents connectors, such as post bases, T and L straps, angles, gable plates, and heavy joist hangers.