The CKG515D is a 3-axis automatic-feed (table, column and spindle head) surface grinder with 500mm x1500mm worktable, including magnetic chuck and coolant, which for whose need the big size and efficient grinding! Heavy castings, smooth operation, and dependable precision are built into this well-made unit. The manual feeds for 3-axis with the precision handwheel controls are no problem. The cross feed handwheel is graduated in 0.02mm (0.001") increments and moves the table 5mm (0.2") per revolution, automatic and rapid cross feeds are available. The vertical feed handwheel is graduated in 0.002mm (0.0001") up/down increments and moves the grinding wheel elevation 0.5mm (0.02") per revolution, automatic down feed rate is 0.005~0.04mm. To ensure an extremely high degree of accuracy, the table is constructed with precision hardened and ground double V-ways for longitudinal feed, and the spindle uses super-precision P4 spindle bearings. Also includes coolant system, magnetic chuck, halogen work light, precision wheel-balancing tool, and diamond wheel dresser.