Powermatic 3520C Lathe, 2HP, 1PH, 220V3520C Lathe, 2HP, 1PH, 220V The Powermatic 3520C is the fourth evolution of the time honored lathe with many new and improved features. The 3520C has retained all the features of the prior models such as the sliding headstock, electronic variable speed with low and high speed ranges, the spindle lock, digital RPM readout, and a laser etched quill that is self ejecting. The enhanced features include a movable control box for maximum versatility,