WD Red drives in used condition, have about 55k hours and good smart data. No reallocated sectors.
Western Digital HUS726T4TALS204 HDD 4TB SAS 12Gb/s 7.2K 3.5" 512b/s 100% Health
Western Digital - 8TB External Hard Drive, My Book HDD - WDBBGB0080HBK-NEWM
[New] Western Digital DC HC520 12TB 3.5 SAS HDD (HUH721212AL5200)
Western Digital WD Gold HDD WD6003FRYZ 6TB w/ 256MB Cache SATA III 7200rpm 3.5"
Western Digital 80GB WD800BB 7200RPM PATA IDE 3.5" Internal HDD Hard Disk Drive
Western Digital/HGST DC HC520 Ultrastar 12TB SAS 12Gbps 3.5" HDD HUH721212AL4200