Great features and a great price make this hook & loop random orbital sander a must have for your air tool collection.Air Consumption :8 CFM.CFM at Load :15 1/2.Speed :12,000 RPM.Pad Diameter :6 in.Variable Speed :Yes.Vacuum Ready :Yes.Air Inlet Size:1/4 in.Additional Product Specs* Hook & loop-style 6 in., 6-hole pad.* 8 CFM air consumption; 15.5 CFM at the rate load.* 12,000 RPM.* Fine-finish 2.5 mm orbit pattern.* Vacuum ready.* Directional exhaust muffler.* Adjustable speed control.* Precision ground internal counterbalance prevents excessive vibration.* Lightweight composite body with rubber ergonomic grip.* Lubrication-free motor.* 1/4 in. inlet.* Model 4152-HL.