The 1/4" Hole, 1-1/2" 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 over time. They are designed to accommodate screw sizes from 10 to 12. The green color coding allows for quick and easy identification of the anchor size during installation. These anchors are commonly used for the installation of shower door hinges, clamps, and extrusions. The pull-out strength is 400 PSI on 4000-PSI concrete, providing a reliable hold for hardware. The minimum order quantity is 100 pieces, making them suitable for larger projects or professional installations. These anchors are designed to expand upon the insertion of a screw, ensuring a tight fit within the pre-drilled 1/4" hole. Their design allows for versatility in fastening, supporting a wide range of hardware applications in both residential and commercial settings.