• Made of high-quality carbon steel with excellent corrosion resistance and great durability. • Clean and precise threads that do not deform easily for a stable and secure installation. • The set includes socket head screws, nuts, flat washers, and grower washers for precise fastening. • Internal hexagon design allowing uniform force transmission and easy assembly with an Allen key. • Organized in a box with compartments for easy transport, identification, and access to parts. • Ideal for use in office equipment, mechanical engineering, furniture, vehicle repairs, and DIY projects. • The kit contains 732 pieces including M4 screws of various lengths (6 mm to 30 mm), nuts, and washers.