SSL Satellites 10 Pack 7.5x120mm Concrete Frame Fixing Screw/Anchor Perfect for Windows, Doors, and Screws Satellite Installation

IDEAL FOR FIXING: Ideal for fixing window and door frames to masonry or brickwork. Suitable for fixing to concrete, solid brick, perforated brick, hollow blocks and natural stone MATERIAL: Manufactured from premium grade zinc-plated steel. Providing resistance from rust and scratches these highly durable screws have five locking ribs USER-FRIENDLY: They are a really fast and easy way to fix to masonry. Once the Correct drill bit has been selected you can use these fasteners really quickly as there is no messing about CONCRETE SCREWS: 5 pcs +BIT serrated V-threads to achieve optimum insertion into all masonry types EASY TO USE: Use the supplied Torx T - 30 bit to drive the screw into concrete, Natural stone, solid or perforated bricks, hollow blocks etc.