Pack of 100 direct anchor screws for solid materials. Head type: T30 star. This direct fixing screw is designed for assembling multiple components through pressure. It features a countersunk head and a threaded shaft. Assemblies made with this screw can be easily disassembled when needed. It is a widely used mechanical fastener in building construction and general home maintenance. Dimensions: Screw diameter: 7.5mm. Screw length: 72mm. Unit weight: 11.85g. Material: Galvanized steel. Recommended: Use a compatible T30 star screwdriver bit for installation. Using the correct bit ensures precise tightening, helps prevent damage to the screw head, and reduces the risk of injury. This concrete anchor screw is engineered for fast penetration into concrete. Requires a pre-drilled hole in concrete for installation. Durable and efficient, this direct anchoring screw provides secure and accurate fastening. Fully threaded countersunk head screw designed for strong, long-lasting connections in durable materials such as windows, door frames, and carpentry. Direct mounting screws without anchors are known for their reliability, simplicity, and strength. Concrete screws for fastening components in high-hardness substrates. These screws offer high resistance to pull-out and breakage. Suitable for applications in building construction, concrete slabs, carpentry, interior and exterior fittings, and renovation projects.