DC 500W Air Cooled Spindle Motor ER11 Chuck 0.5KW Spindle Motor + 52mm Vlamps + Power Supply Speed Governor For CNC Spindle ,more reliable

Diameter: 52mm Chuck Part Length:45mm The Diameter of Chuck Part:16mm Total Length of Motor: About 190mm The Radial Runout of the Spindle: 0.01-0.03 with high accuracy