Wiped and Tsted The product is a lot of 50 HGST EMC C10K600 HUC109060CSS600 600 GB 2.5" SAS 2 Enterprise hard drives. These high-capacity hard drives are specifically designed for enterprise use, with a storage capacity of 600 GB each and a rotation speed of 10000 RPM. They are compatible with PCs and have a form factor of 2.5 inches, making them ideal for internal server use. The drives come in a sleek silver color and have a cache size of 64MB. This lot of drives is cost-effective and reliable storage solution for a variety of enterprise applications.