- fischer Duopower Expansion Plugs 570653, size 10x50 mm, pack of 8 units - Multi-material fastening: suitable for concrete, natural stone, drywall, chipboard, and more - Intelligent 2-component technology that decides between expanding, folding, or knotting depending on the material - Provides high holding values both on walls and ceilings - Narrow rim prevents slipping in the drill hole and co-rotation lock to avoid spinning - Suitable for hanging bicycles, pictures, cabinets, TV mounts, shelves, and furniture - Makes it easy to mount light and heavy objects on different surfaces - Durable plastic box to keep the plugs organized and protected - Recommended for professionals and DIY enthusiasts for their versatility and ease of use