MORE SIZES AND CHOICES: Selected 6 different sizes of metal screws to meet different needs. These self tapping Screws are perfect multipurpose screws for fixing into metal, wood, fiberglass, and plastic. PRODUCT FEATURES: These self tapping screws are made from steel, with pan head and coarse thread, zinc plated finish, type A point. MULTI PURPOSE: Suitable for cabinets and furniture and most building materials, such as artificial board, wood, particleboard and medium-density fiberboard. Ideal for use with wall-plugs and fixings. HANDY BOX: All of the screws will be packed in a sturdy plastic box, can be used as a storage box. Not only give you the best screws, but also the best storage system.