The 1/4" Hole, 2" Length 10-12 Screw Expanding Plastic Green Screw Anchors are designed for fastening applications in various building materials. These anchors are suitable for use in concrete, tile, or marble surfaces. Constructed from plastic, these anchors are unaffected by moisture, which helps maintain a firm grip during installation. They are compatible with screw sizes ranging from 10 to 12. The anchors feature a green color-coded design for easy size identification. These anchors are commonly used for the installation of shower door hinges, clamps, and extrusions. Each anchor requires a 1/4" drill hole for proper placement. The pull-out strength is rated at 400 PSI on 4000-psi concrete. This product is available with a minimum order quantity of 100 units. These anchors are designed to provide a firm grip in various substrates. Please note that shipping weights are approximate and have not been verified. Product images shown are of the actual product or a close representation, and colors can vary depending on your computer's video card and monitor settings.