FEATURES Compact design and comfortable grip. Heavy duty construction for operations. Ideal for all types of surface sanding, polishing, and scrubbing. Pad Size: Height 3.937 inches SPECIFICATION Brand Name Zipp Air Tool USA Item model number ZP338 Net Weight. 1.5 lbs (0.7 Kgs) Diameter Orbit 3.2 Noise Level dBA 80 dBA Vibration 0.8 m/s2 R.P.M. 10,000 Air Inlet Size inch 1/4" - NPT/PT Min Hose Size 3/8"(10 mm) Avg. Air Cons. 1.6 cfm Downloads and Videos