7" or 9" Sander with 3.5 Maximum Horse Power This 15 amp, 5,000 rpm, 3.5 maximum horse power sander provides high performance under severe applications. As a sander, this tool can be used with a 7 or 9" backing pad for removing paint or rust from metal, plastic and fiberglass surfaces. Spiral bevel gears transfer maximum torque for heavy duty jobs. Spring loaded recessed spindle lock assists in easy accessory changes. Sold as a sander, this tool can be converted to a grinder by purchasing a 7" or a 9" guard which is easily attached to the tool. Grinding applications remove more material and may be used to shape metal. Features: 17-1/2"Long 7"to 9"Wheel Diameter 5000 Maximum RPM 3.5 Horse Power 9" Cord Included Includes 3.5 Maximum Horse Power, 7"/9" Sander, Side Handle, Flange, Nylon Washer 5 Year Warranty Since its founding in 1924, Milwaukee has focused on a single vision: To produce the best heavy-duty electric power tools and accessories available to the professional user. Today, the Milwaukee name stands for the highest quality, durable and reliable professional tools money can buy.