Ingersoll Rand IR314AHeavy Duty Air Angle Polisher/Buffer7 inch Pad. A versatile tool with a high free speed range of 1,500-2,500 for buffing and polishing a wide range of surfacespaint, metal, and plasticto a high-gloss, professional finish. With its heavy duty motor, this polisher can handle the toughest jobs. Ingersoll-Rand IR314A Features : Dead handle and spindle for easy handling Heavy-duty motor handles tough jobs Built-in regulator Long-life, ball bearing constuction Specifications : Avg. Air Consumption: 8 cfm Sound (pressure/power): 97.3/110.3 dBA Pad diameter: 7 inch (175 mm) Air inlet: 1/4 inch Spindle: 5/8 inch-11