Premium and Stable: This 2.5 inches/3.5 inches HDD SSD screw is made of high-quality and stable metal with rubber washer, which has the advantages of sturdy structure and not easy to be damaged for a long time. Hard drive screws are suitable for 2.5-inch/3.5 inches SSDS (solid state drives), HDDS (hard disk drives), or can be used as shock proof screws for individual computer cases. You will receive:12pcs 2.5 inches/3.5 inches hard disk drive screw and 12pcs Rubber washer to meet your daily use needs. This 2.5 inches/3.5 inches HDD SSD screw are small size, light weight, does not take up much space, easy to carry and easy to install. Size: As shown in the picture, there may be an error of 1~2mm due to manual measurement. Weight 16g/se.