42” Rotary Surface Grinder with High Column Design, Hardened & Replaceable Guideways, 42” Electromagnetic Chuck with Neutrofier Control, Trabon Automatic Lubrication System and Self-Contained Coolant System.GENERAL SPECIFICATIONS Chuck Diameter: 42”Max. Swing Inside Splash Guards: 48”Max. Load Capacity: 3,000 LbsVertical Range Under New Grinding Wheel: 24”Table Speeds: 6 - 33 RPMWheel Speed: 720 RPMWheel Diameter: 2”Infinitely Variable Power Down Feed: 0.004” - 0.08”Approx. Remaining Life on Chuck: 0.30”Motor Power: 50 HPElectrics: 230-460V / 3 / 60Machine Dimensions: 146” X 78” X 119”HMachine Weight: 16,000 LbsINCLUDES: High Column Design, Hardened & Replaceable Guideways, 42” Electromagnetic Chuck with Neutrofier Control, Trabon Automatic Lubrication System and Self-Contained Coolant System.