Petal Nut Expansion Screw for Wall Anchoring and Metal Fixing

This innovative expansion screw is designed for secure wall anchoring and metal fixing applications. Featuring a unique petal nut design, it ensures enhanced stability and strength by expanding within the wall or metal surface. Its robust construction offers reliable support for a variety of materials, making it ideal for both heavy-duty and everyday projects. Easy to install and durable, this screw is a versatile solution for ensuring a dependable hold in construction and repair tasks. Material: Q235 Carbon Steel Surface Treatment: Galvanizing Material Grade: 4.8 Product Grade: A-level, Class B, C-Class Manufacture country: China Instructions included: No