Clausing 8520 Mill | Dales Shop
Technical Reference on the Clausing 8520 / 8530 Mill . The Clausing 8520 is a highly sought-after small knee mill due to its versatility and light weight. I can be broken down into lighter pieces and easily moved, even up or down stairs. This makes it ideal for the home shop. History: The 8520 was main mass-produced model of this mill.