professional air random orbital palm sander,dual action pneumatic sander,polisher sanding,low vibration,5” power aero novia product application: suitable for all sanding work such as auto body,furniture,hardware and machinery,electronic application,fiber glass and metal items,removing rust and surface preparation before painting. item no:nv-610 operating pressure:90 psi (6.3 bar) free speed:10,000 rpm air consumption:4cfm orbital dia:5mm size of pad:5" 125mm exhaust:rear air inlet size:1/4" net weight:1.78 lbs. (0.81 kgs) features: (1)with ergonomic design, excellent performance, it can reduce much working fatigue, (2)the decentered dual-action rotation can realize more even & smooth polishing effect, (3)the light weight & small size for easy control with one hand,(4)the rubber grip (freezing / slide-proof) is ideal for continuous operation. (5)built-in regulator for complete speed control.(6)wide trigger for comfortale operation.includes coupler plug, wrenchand instruction manual