50set M6/M8 Metal Serrated Expansion Tube Self Tapping Screws Drilling Plug for Concrete Wall Anchors Fasteners Bolt Kits

Wide range of applications: This product is suitable for a variety of uses such as wood, plastic and metal, making it a valuable addition to any tool kit.Durable construction: Made of high-quality iron and galvanized iron, this self-tapping screw has excellent durability and corrosion resistance.Quick and easy installation: With a spiral shank and flat head design, this screw can be easily installed using a standard drill bit, saving users time and effort.Product size: M6, M8Convenient packaging: 50set/pack