In case you demand a smooth, unblemished end in your parts, we advocate choosing a secondary finish: grained end (can only be placed on the skin of machined enclosures on account of geometry) or powder coat. The precise machine can clear away the aspect after it has been developed. https://www.sedlacek-t.cz/masturn-550i-vykonny-soustruh-s-presnosti-a-flexibilitou/