Derwent : USB Rechargeable Eraser - Erasers - Studio Equipment - Special Offers | Jackson's Art Supplies
USB Rechargeable Electric Eraser Refills (Pack of 70) @ Raw Materials Art Supplies
Startech.com Standalone 1 to 15 USB Thumb Drive Duplicator/Eraser, Multiple USB Flash Drive Copier/Cloner, Sector-by-Sector Copy, Sanitizer - 1 to 15 Standalone USB Flash Drive Duplicator and Eraser; Supports USB 3.0/2.0 Flash