used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C used birmingham (variable speed) vertical milling machine BPV-3949-C