This lot includes five 1TB desktop hard drives from major brands with no bad sectors. These drives are compatible with both PC and Mac and have a SATA III interface. The form factor is 3.5 inches and they come in a silver color. The unit type is a unit and the product line is assorted. These hard drives are perfect for those in need of extra storage for their desktop computers. They are reliable, high-quality drives that will provide ample space for all your files and documents. The lot includes a variety of models and brands to ensure compatibility with different systems.