WD 1TB WD1001FALS & WD1003FBYX SATA 3.5" HDD 7200 RPM Caviar Black Lot of 2 Lot of 2 Western Digital 1TB internal hard drives. Both drives are 3.5-inch SATA HDDs with 7200 RPM rotational speed.Included in the lot:- Western Digital WD1001FALS — 1TB, SATA, 32MB Cache, Caviar Black- Western Digital WD1003FBYX — 1TB, SATA, 64MB Cache, RE4 EnterpriseBoth drives are used and show normal signs of previous use, including scratches, labels, stickers, and cosmetic wear. The photos show the exact drives and model numbers.- No other accessories included We have 30 day returns money back guarantee . We do our best to describe everything accurately. This item is sold as shown are pulled from working environments and may include components that are untested, incomplete, or non-functional. While we do our best to describe each item accurately, we cannot guarantee the performance or compatibility of every part. See photos for more details. By purchasing, you acknowledge and accept this item is being sold as-is with no guarantees beyond what is stated.