Product Description: Random Orbital Sander It is made of a composite plastic body and is pretty lightweight. It is best used for all kinds of metal products, polishing processing of residuals after welding slag, weld, and rust. Specifications: Inlet:1/4" Pressure: 90 PSI Hook and loop sanding pad: 6" Average consumption: 10.5 CFM speed: 12,000 RPM DURABILITY - Designed for high-intensity industrial-use, it can be used continuously for more than 8 hours a day. PROFESSIONAL PERFORMANCE - Speed: 12000 RPM, Adjustable speed, consumption: 10.5CFM, Orbit diameter : 3/16", Working pressure: 90PSI, Net weight: 2.0lbs , Noise: below 80 decibels. APPLICATIONS - Ideal for car body, furniture, metal and other components applications, widely used for sanding, grinding, polishing and waxing, etc. PACKING INCLUDES – 1 x 6 inch Hook & Loop Sanding pad/ 1 x sander/ 1 x Wrench/ 1 x Quick connector/ 1 x tape/ 5pcs x 120 grit and 5pcs x 240 grit Sanding discs (6inch)/ Product manual and card. GENARAL : 5/16-24 thread standard hook&loop backing pad, Can easily replace sanding pad and sandpapers.