Available in various diameters and lengths to suit different installation scenarios, perfect for both household and industrial applications Use iron materials, these expansion Anchors bolts screw excellent tensile strength and resistance, ideal for various construction and fixture needs Simply drill a hole, insert the expansion Anchors, and tighten the screw for and hassle freely setup, saving time and effort Designed with a professional expansion Systems that securely tightens into concrete, brick, or masonry, ensuring a firm hold without loosening over time Suitable for Wall, floors, ceilings, and other surfaces, commonly used for furniture mounting, equipment installation, and electrical fixture, Manufacturer: Tsophreniq