MIRKA® ROS 125NV (Non Vacuum) 1.25" finessing machine is light (just over a pound) and has a maximum speed of 8,000 rpm. MIRKA® ROS 125NV has a 2.5 mm orbit, a quick lock attachment on the backing pad, and is fast and stable to use. It makes a lower scratch pattern on the surface, which makes this tool perfect for sanding smaller surface areas.