- Complete set of 300 pieces consisting of 150 plastic expansion anchors and 150 zinc-plated steel screws, perfect for secure fastening in drywall, plasterboard, and fiberboard walls. - Anchors measuring 35x12mm and M8x50mm screws, suitable for 7-10mm holes, cover most needs in DIY and hardware projects. - Butterfly design increases holding strength and prevents rotation, ensuring a firm and stable grip even in hollow walls. - Made with high-quality materials: thick, durable plastic and cold-rolled steel with anti-corrosion coating, guaranteeing durability and rust resistance. - Easy installation: drill, insert the anchor, and screw in; system suitable for both inexperienced users and professionals. - Reusable and easy to remove, ideal for hanging pictures, installing curtains, shelves, bathroom accessories, kitchen items, lamps, and decorations. - Compatible with drywall panels, hollow ceilings, chipboard, and other similar materials.