For starters, it’s an exceedingly steady and stable machine thanks to the aluminum worktable and backing plate, which might be dustproof for easy cleansing. The worktable is large with dimensions of 750x480x15mm, giving higher enforceability even though engraving.  You can even customize the Tormach PCNC 440 with components like an enclosure kit https://travisgcbxp.amoblog.com/details-fiction-and-cnc-machine-for-heavy-materials-54102341