This hex socket cap head screw set is made of high-quality metal with good corrosion resistance. 150 pieces provide a variety of sizes suitable for use in home, office appliances, furniture, and other applications.Features: Made of high-quality metal with good corrosion resistance, durable for long-term use. Includes a plastic storage box for organized storage and easy portability. Designed to be used with a hex wrench to securely fasten mechanical parts. Multiple sizes included for general-purpose applications, meeting a wide range of needs. Suitable for use in household appliances, office equipment, furniture, and machinery.Specifications: Condition: Material: Metal Standard Type: American Standard UNC Weight: 80g Diameter: 2mm (M2) Size and Quantity: #2-56 x 1/8 15 pcs #2-56 x 5/32 15 pcs #2-56 x 3/16 15 pcs #2-56 x 1/4 15 pcs #2-56 x 5/16 15 pcs #2-56 x 3/8 15 pcs #2-56 x 1/2 15 pcs #2-56 x 5/8 15 pcs #2-56 x 3/4 15 pcs #2-56 x 1 15 pcs Package Included: 1 x Box of Hex Socket Screws (150 pcs total)Note: Product details may vary slightly due to different manufacturing batches. Please consider this before purchasing. Allow 13 mm variation due to manual measurement. Actual color may vary from the image due to differences in display settings and lighting conditions.