The Ingersoll Rand Dual Action Sander is an economical solution for body shop and metal or wood preparation. Min. Hose Size (in.): 3/8, Variable Speed: Yes, Case Included: No, Speed (RPM): 10,000, Air Consumption (CFM): 4, Air Inlet Size (in. NPT): 1/4, CFM at Load: 17, Pad Diameter (in.): 6, Vacuum Ready: No, Side Handle: No, Random Orbital: No