Dividing Head Bs-1 6' 3 Jaw Chuck & Tailstock For Cnc Milling Machine Precision Adjustable 0-90 Ruggedly Constructed Quick-dividing Design MT3 Tailstock Adjustable Universal 3 Plates Wide Application Spindle Speed: 2500Rpm,Reduction Ratio: 1:40,Center Height: 5'/128mm,Swing: 6-1/2'/168mm,Chuck Diameter: 6'/160mm,Tailstock: MT3