COOLCELLS 100/150Set Self-Drilling Metal Expansion Tube Pipe M6 M8 Prevent Loose Screw Assortment Kit Multipurpose Tree Shape Heavy-duty Steel Wall Screw Home Improvement

Material:Carbon Steel,Zinc Plated 100 Sets(200pcs) Contains: 100pcs Tube Pipe and 100pcs Screws Type: Screw Assortment Kit Size: 8mm(0.31in),6mm(0.24in) Package Includes:100/150Sets Screw Assortment KitColor:As Shown Metal screwTube Pipe are easy to use. After tightening the screws, the wall Tube Pipe will expand. The sawtooth shape makes the wall Tube Pipe more firmly fixed to the wall, so you don't have to worry about the screws loosening or falling off Heavy-duty wall Tube Pipes: Our wall Tube Pipes and screws are made of high-quality steel, galvanized, and resistant to corrosion and oxidation Tree shape: The tube pipe shape is designed in a tree shape. The umbrella ribs can expand into three opposite sides like a tree when you screw the screws into the entire tube pipe After tightening the screws, the wall tube pipe will expand, and the serrated shape makes the wall tube pipe more firmly fixed to the wall Wide application: This dry wall tube pipe kit is suitable for concrete walls, hollow walls, brick walls, stucco walls and wooden walls. It is very suitable for hanging large photo frames,artworks, accessories, shelves, mirrors and cabinets in halls, bathrooms, kitchens and garages