Countersinking. A countersink tool enters the workpiece axially and enlarges the best of the current bore into a tapered opening. Our used milling machines have and with no common tables. We carry an expansive inventory of all types of used mills, horizontal, vertical along with other specialty mills. Check out https://travisbkxbp.dm-blog.com/26955042/details-fiction-and-thresher-machine-uses