Very nice find. Looks a lot like a struck-through-wire error. Steel brushes have been known to be used to keep the press parts clean. Just out of curiousity I would check if the retained bit is magnetic - it may have rusted to a brown color.
Disclaimer: While a tremendous amount of effort goes into ensuring the accuracy of the information contained in this site, Coin Community assumes no liability for errors. Copyright 2005 - 2026 Coin Community Family- all rights reserved worldwide. Use of any images or content on this website without prior written permission of Coin Community or the original lender is strictly prohibited. Contact Us | Advertise Here | Privacy Policy / Terms of Use