Concrete Frame Screws, Self-Tapping Head and Hardened Steel Thread, Zinc Plated Concrete Screws (Pack of 100), Size 7.5mm x 52mm

General descriptionThe Concrete Frame Screws are designed for easy installation and high durability. Made from hardened steel with a self-tapping head, these screws are perfect for fixing window and door frames to masonry or concrete walls without the need for anchors or plugs. The zinc plating offers temporary rust protection, making them suitable for generally dry environments.Technical specificationsSize: 7.5mm x 52mmRecommended screw diameter: 6.5mmMaterial: Galvanized alloy steelUsageIdeal for fastening window and door frames to masonry or concrete wallsCan also be used with roofing