HiThe 2-(5-Pk) Newhouse Electric Square Washer 1/2 for Strut Channel WS12-5PK is a product designed for outdoor power equipment, specifically pressure washers. Made by the brand NEWHOUSE ELECTRIC, this square washer is designed to fit 1/2 inch strut channels. With a manufacturer part number of WS12-5PK, this product ensures a secure and stable connection for your pressure washer. Its durable construction and precise design make it an essential component for maintaining your outdoor power equipment.