I ran across this YouTube video tonight. These guys make their own coins and medals, and they give some in-depth looks at making tooling.
Making dies:
4-Ij6KQ53Jc
Around 15:40, the machinist starts talking about why blank dies have a slightly conical shape. It's to reduce force during hubbing. Interesting because we were just talking about single squeeze hubbing at the US Mint.
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