An air operated kit designed to be used as either a blower or sucker by simply reversing an internal valve block. This tool fits to a standard airline (1/4" NPT adaptor) with air pressure of 90psi.Sucks up debris (9CmHg). Average air consumption: 3.36cfm. Works on corrosion, shattered windscreens, carbon deposits etc. Complete with brush and nozzle attachments, dust bag and mini hose.