USB extension 6 axis parallel MACH3 interface board CNC Controller March 7, 2019March 7, 2019 arcozhang Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Related Published by arcozhang View all posts by arcozhang Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading...