110pcs M4 Hanger Bolts Dowel Screw Double Ended Woodworking Furniture Connector Bolt 4 * 16/20/25/30/35/40mm

PREMIUM IRON MATERIAL: These screws are made of high-quality iron and have a galvanized finish for better performance and longer durability. PLATED WITH ZINC: The of this double ended dowel screw is plated with zinc for better performance. 110 PCS: This 110-piece M4 screws is available in 6 different sizes of 16 mm, 20 mm, 25 mm, 30 mm, 35 mm and 40 mm that you can use for different purposes. PORTABLE STORAGE BOX: All screws are well packed in a plastic box for convenient carry and storage. APPLICATION: The Dowel screws are suitable for furniture assembly, woodworking or other hobby applications and are widely used to make joints between two pieces of wood.