The Dynabrade Dynabug II Orbital Sander 58500 is a non-vacuum orbital sander that has a 3" (76 mm) width and a 4-1/4" (108 mm) length. It has a rear exhaust and a sound level of 78 dB(A). The Dynabrade Dynabug II Orbital Sander 58500 has a free speed of 10,000 RPM and a power of 0.15 hp (112 W).