When turning wood on a lathe, each workpiece is mounted between the headstock (top) and the tailstock (bottom) with pointed attachments called centers. A drive center (aka a spur center) is a sharp, ...

It might be time to put the 1980s cnc lathe project into the skip. It is a shame, as the basic lathe parts are of excellent quality (Photo right, lathe bed upside-down with the main ballscrew removed) ...