... (Bar) 4.Avg.air consumption: 4.5scfm Specifications: AIR SANDER UN240032 AIR TOOLS ModelUN240032Grinding wheel6"Free speed10000rpmAvg.air consumption4.5scfmWorking pressure90psi ... .W.11/10KGSCarton Capacity5pcsCarton Size69*27.5*17CM AIR SANDER UN240032