Assembled Wind-Devil2 Fasteners, with Wood/Lite Metal Zinc-Plated Screws (#8 x 2-1/2in Screw, 250/pk) are designed and engineered for use with polymer-based (PB) Exterior Insulation and Finish Systems (EIFS). This mechanical fastening system allows for the attachment of EPS Insulation to a variety of substrates. Ideal for use with dimensional lumber plywood-type sheathings and metal sidings, 20 to 26 gauge.