・【Comprehensive Set】1220-piece screw combination kit including M2, M3, M4, and M5 sizes, perfect for various DIY projects and repairs. ・【High-Quality Material】Made of 10.9 grade alloy steel, ensuring durability and strength for long-lasting use. ・【Versatile Components】Includes hex flat head bolts, nuts, and washers in different sizes, providing a wide range of fastening solutions. ・【Convenient Organization】Neatly arranged in a compact case, making it easy to store and transport. ・【Added Accessories】Comes with four hex wrenches for easy installation and removal of screws. Specifications: ・Material: Alloy Steel ・Head Shape: Cylindrical ・Grade: 10.9 ・Weight: 798g ・Case Dimensions: 19 x 13 x 2.4cm ・Included Components: ・M2: 140 nuts, 140 washers, 30 each of 20mm, 16mm, 12mm, 8mm screws ・M3: 140 nuts, 140 washers, 30 each of 20mm, 16mm, 12mm, 8mm screws ・M4: 90 nuts, 90 washers, 20 each of 20mm, 16mm, 12mm, 8mm screws ・M5: 50 nuts, 60 washers, 10 each of 20mm, 16mm screws, 15 each of 12mm, 8mm screws Package included: ・140 x M2 Nuts ・140 x M2 Washers ・30 x M2x20 Screws ・30 x M2x16 Screws ・30 x M2x12 Screws ・30 x M2x8 Screws ・140 x M3 Nuts ・140 x M3 Washers ・30 x M3x20 Screws ・30 x M3x16 Screws ・30 x M3x12 Screws ・30 x M3x8 Screws ・90 x M4 Nuts ・90 x M4 Washers ・20 x M4x20 Screws ・20 x M4x16 Screws ・20 x M4x12 Screws ・20 x M4x8 Screws ・50 x M5 Nuts ・60 x M5 Washers ・10 x M5x20 Screws ・10 x M5x16 Screws ・15 x M5x12 Screws ・15 x M5x8 Screws ・4 x Wrench ・1 x Storage Case