Features Comprehensive 480-Piece Set: Includes 300 hex countersunk screws and 180 hex nuts in M2, M2.5, and M3 sizes for versatile applications in various projects Durable Carbon Steel Construction: Crafted from high-quality carbon steel, these screws offer exceptional hardness and long-lasting performance for reliable use Sleek Countersunk Head Design: The countersunk head ensures a flush finish, providing a neat appearance while preventing scratches on surfaces Secure and Reliable Connection: Designed for a firm grip, these screws and nuts resist loosening, ensuring a stable and secure assembly in your builds Convenient Storage Case Included: Comes with a durable storage case for easy organization and transport, making it simple to keep your hardware accessible Features: 1、This kit includes 300pcs hex countersunk screws and 180pcs hex nuts in size of M2, M2.5, M3. 2、Made of carbon steel material, high hardness and . 3、Countersunk head design makes these screws align with the mounting , beautiful and anti-scratch. 4、Firm connection, not easy to fall off. 5、Come with a storage case, convenient to store and carry with you. Specification: Features: This kit includes 300pcs hex countersunk screws and 180pcs hex nuts in size of M2, M2.5, M3. Made of carbon steel material, high hardness and . Countersunk head design makes these screws align with the mounting , beautiful and anti-scratch. Firm connection, not easy to fall off. Come with a storage case, convenient to store and carry with you. Specification: Material: Carbon steel Treatment: Quenching + Yellow zinc plating Type: Hexagonal head Quantity: 480pcs Screw Size: M2*6, M2*8, M2*10, M2*12, M2.5*6, M2.5*8, M2.5*10, M2.5*12, M3*6, M3*8, M3*10, M3*12 (25pcs per size) Nut Size: M2, M2.5, M3 (60pcs per size) Package Weight: Approx. 198g Package list: 300 * Hex Countersunk Screws 180 * Hex Nuts 1 * Plastic Storage Case Package List