Bridgeport Series I M Head Milling Machine
stores.ebay.com Model M Head This was the head fitted to the first Bridgeport milling machines and had 3.5-inches of quill travel through both fine and quick-action feeds by hand operation only. The spindle could be ordered with a No. 2 Morse, B & S No. 7 or a B-3 taper - and the maximum collet […]