Feature: 1. INCLUDED TOOLS: This fastener kit includes countersunk head socket cap screws, nuts and washers, sufficient quantity for easy use and replacement. 2. 4 SPECIFICATIONS: This screw assortment set includes M2 M3 M4 M5 common specifications, suitable for different repairing and fastening needs. 3. STAINLESS STEEL: Made of excellent 304 stainless steel, has high hardness and good toughness, rust and corrosion resistance, not easy to wear. 4. GOOD PERFORMANCE: These screws, washers and nuts have a certain elasticity and good load, shockproof to avoid loosening, safe and convenient to use. 5. STORAGE BOX: Comes with a storage box with compartments for great organization and storage of these fasteners, and provide extra protection. Specification: Item Type: Screw Nut Washer Kit Material: 304 Stainless Steel. Package List: 45 x M5 Washers45 x M4 Washers85 x M3 Washers125 x M2 Washers45 x M5 Nuts45 x M4 Nuts85 x M3 Nuts125 x M2 Nuts10 x M5x20 Screws10 x M4x20 Screws20 x M3x20 Screws30 x M2x20 Screws10 x M5x16 Screws10 x M4x16 Screws20 x M3x16 Screws30 x M2x16 Screws10 x M5x12 Screws10 x M4x12 Screws20 x M3x12 Screws30 x M2x12 Screws10 x M5x8 Screws10 x M4x8 Screws20 x M3x8 Screws30 x M2x8 Screws4 x Hex Wrenches1 x Storage Box