Pack of 100 Direct anchor screws for concrete Ø7.5x72mm conical countersunk head - with T30 star recess - direct fixing without dowel Pack of 100 direct anchor screws for solid materials. Head: T30 star. This direct anchor screw is an essential component for assembling multiple parts by pressure. It consists of a countersunk head and a threaded shank. The assembly done with this screw is an easily removable assembly if necessary. It is a mechanical part widely used in building construction and routine home maintenance. Dimensions: Screw diameter: 7.5 mm. Screw length: 72 mm. Unit weight: 11.85 g. Material: Galvanized steel. Recommended: To effectively screw the screw, you will need a suitable T-star screwdriver bit. The advantage of using a drill bit, apart from its tightening precision, is that it will not damage the screw head, but also avoids the risk of injury. This concrete screw without anchor with a conical head is specially designed to penetrate quickly into concrete. To screw the screw, a hole must be pre-drilled in the concrete. Robust and efficient, this direct anchor screw is the ideal solution for obtaining precise fixing. A fully threaded screw with a countersunk head developed for better assembly on durable elements, for example: windows, door frames, joinery. Direct mount screws without anchors are known for their reliability, simplicity and strength. Concrete screws for assembling high-hardness elements - these concrete screws are very resistant to tearing and breaking. Application: building, concrete slab, carpentry, interior and exterior design, renovation