Features Premium Material: Our double ended screw is made of high-quality iron material which are sturdy and durable in 100% brand new and high quality. Strong Performance: The surface of this woodworking furniture connector is plated with zinc for better performance. Product function: These kind of bowel screws are widely used for making joints between two pieces of wood. Sufficient Quantity: There are total 20pcs of wood to wood Screwscrews in one set that you can use for many projects. Wide Applications: The self-tapping thread bolt is widely used for making joints for household furniture, solid wood furniture, custom furniture, office furniture etc. Ideal tools for wood workers to make or repair furnitures. Features: 100% brand new and high quality. Made of premium iron material, these screws are sturdy and durable. The surface of screw is plated with zinc for better performance. Dowel screws are widely used for making joints between two pieces of wood. There are total 20pcs of screws in one set that you may use for many projects. Specification: Material: Iron Surface finishing: Zinc plating Size(thread diameter*overall length): 5*40mm Quantity: 20pcs Weight: 65g / 2.3oz (approx.) Package list: 1 set * Dowel Screws Package List