Exceptional QualityOur hollow block dowel is made of high quality plastic with self-tapping tip, and the self-drilling screw is made of exceptional stainless steel, which is sturdy, durable, comfortable in texture and not easy to break. The dowel clamp has excellent rust resistance and excellent oxidation resistance, which can prolong the service life of the screw. Easy to UseOur hollow brick dowel has good fixing performance. And very easy to use too. You only need to drill a hole in the wall, that the depth and diameter of the hole correspond to the expansion plug. Then knock the extension plug into the wall with a hammer and screw the screw clockwise to align the extension plug. Wide Range of ApplicationsThe self-drilling screw can be widely used for fixings to drywall, benzene board, decorative board, asbestos board or similar cavity wall. Also suitable for attaching photo frames, bathroom or kitchen accessories, shelves, curtain rails, decorations, art pendants, chandeliers, cross stitch, wall paintings, from cabinets to lightweight mirrors and more. Superior DesignOur dowel screws are designed with anti-rotation structure, the expansion plug will not follow the screw when the screw is screwed clockwise. 'a watch. With this new anti-rotation technology, even in softer walls or holes, it will not rotate with screws, increasing the fixing strength. This design is very easy to install and use. Product Size: 50*30mm Product colour: white Quantity delivered: 50 pieces