Composite, all-in-one, time-saving fixing allows anchoring close to the edges with no problems. High quality nylon main body for strength, with red "lamella" providing gentle expansion for maximum distribution. Anchor geometry ensures that force is transferred evenly to the material, and the hexagonal head screw and moulded-on washer are particularly suitable for fixing metal to concrete or masonry and heavier metal applications. For multiple use in non-structural applications and secure hold in all building materials, and specialist use in breeze block, masonry, concrete, hollow block, and dot and dab walls. Suitable for a Variety of Applications Pre-Assembled for Easy Installation Zinc-Plated Zinc-Plated Steel TX Drive Suitable for a Variety of Applications Pre-Assembled for Easy Installation Zinc-Plated Zinc-Plated Steel TX Drive