That one really narks me - first thing after startup these days I overwrite the feed rate to 3000. Initial jogging at 6mm/min is awfully tedious...

Some time I'm going to be doing a CNC conversion on my own vertical mill, so I'm finding these discussions of various control options very interesting. One thing I know is that it's unlikely to be Mach3! Seems to be some good options available or close to available.