TruFast Grip-Plate 4 Prong Tab Washers - Galvanized Steel, 1000 Count. Built for professionals, Grip-Plate prong tab washers provide a secure and reliable method for attaching lath, stucco, stone veneer, and plaster to a variety of substrates-especially in foam-based wall systems. Made from corrosion-resistant galvanized steel, each washer features 4- aggressive prong tabs designed to grip into foam board, allowing for easy pre-spotting and fast installation of wire lath. Perfect for use in insulated stucco walls, 1-coat stucco systems, and foam-core tile backer board applications, these washers are compatible with standard screws or nails for quick and effective fastening. Their high-strength design helps hold materials in place securely during base coat and finish applications, reducing jobsite callbacks and improving installation efficiency. Product Features:Galvanized steel construction for corrosion resistance and strength. 4-prong tabs bite into foam for fast and easy pre-spotting. Secure hold for wire lath, stucco mesh, veneer, and plaster systems. Designed for use with screws or nails. Ideal for exterior stucco, EIFS, tile backer boards, and stone veneer. Packaged 1,000 washers per box. Grip-Plate prong tab washers are trusted by contractors for their durability, ease of use, and reliable hold on foam-based wall systems. Whether you're working on residential or commercial projects, these washers deliver professional results every time.