Bench Grinder 1 HP Voltage 115 1 Phase Wheel Dia 8 In. Dust Collection No 7.0/3.5 Amps 3450 No Load RPM Wheel Width 1 In. Arbor Size 5/8 In. Wheels Center-Center 16-1/2 In. Overall Length 19-5/8 In. Overall Height 11-1/4 In. Exhaust Port Size 1-1/2 In. Wheel Material Aluminum Oxide Grit 36 and 60 Light No 60 Hz Includes Grinding Wheels Eye Shields Adjustable Tool Rests Quick Adjusting Spark Guards