MaterialThe plastic material anchor is very durable, not easily broken, is characterized by strength, and provides good corrosion resistance in harsh environments such as high temperature, cold weather, and high humidity.ApplicationDrywall self-drilling screw kit is suitable for gypsum board, benzene board, decorative board, asbestos board, hollow board solid board, etc. Used for curtain installation, lamp installation, object fixing, cross stitch, photo frames, decorations, art pendant installation, etc.StructureWhen the screw is tightened, the gap of the ribbed anchor expands on both sides to increase the fixing force. When the drill is rotating, the anti-rotation structure design of the expansion sleeve will not follow the tightening of the screw. Drywall anchors and screw kits provide strong expansion in all hollow environments.Easy to InstallHigh-quality drywall anchors, pre-drilled for precise holes in drywall - no holes to prepare, easier to start than other self-drilling drywall anchors.PLEASE READProduct includes 60-day money back and 12-month worry-free guarantee! Please contact us once you have a problem with our product. We are committed to providing you with the best service.