VEVOR BS-0 Dividing Head 5 Inch, Precision Dividing Head Set with 5" 3-jaw Chuck & Tailstock Dividing Plates for Milling MachineProduct Features Solid Cast Iron Construction Swing: 6 1 2" 168 mm. The dividing head features a rigid mirror finish that is wear resistant, a good choice for long term use. Its delicate parts work perfectly, mathematically dividing the materials to be cut. Easy of Adjustment The headstock of the dividing head for the milling machine can tilt from 10 degrees below horizontal to 90 degrees vertical so that you can handle the stuff of different sizes by