4 inch Gison Water Fed Air Stone Polisher Sander Model GPW 7 Kitchen New flip the switch and suck flip the switch and suck them up and mulch them into the collection bag Available with dual hand or convenient dual foot pedal operations ) 3 Air consumption at recommended operating pressure (CFM) 8 Air Tool Type Disc Sander Compressor Air Tool Features No Additional Features Included No additional components or accessories are included Maximum sanding speed (rpm) 4500 Project Type Air Tool Combos Returnable 180 Day Recommended operating pressure (psi) 90 Housing Material Aluminum Hose Included Yes Product Length (in Front exhaust port allows user to dry the edge with the tool and inspect their work as they go