SPECIFICATIONS Ideal for grinding concrete surface less than 1500 sqft Removing urethanes, epoxy thin coats, floor paint Leveling high spots or surface imperfections Accessories include Dyma-Serts, Tooling Blades, Dyma Dots, Economy Grinding Tool 11" working width will grind approximately 500-750 sqft per hour @ 1/16" cut depth Standard vac port 2", works great with Vortex 200 Vacuum System Power Motor: Gas, 11.0 hp @ 1826 rpm Power Rating: N/A Sound Level: exceeds 85 dB Dimension Size (L x W x H): 43.0 x 22.0 x 38.5 in Weight: 228 lbs