features & benefits: 7, 000-12, 000 OPM variable speed 5" sanding pad 3/32" orbit diameter quick Change hook-and-loop sanding pad The m18™ 5” Random orbit sander delivers corded power with 12, 000 max OPM output. The 7, 000-12, 000 variable speed dial allows the user more control over the output of the tool to match the orbit speed for the application. The tool’ s powerful motor allows the user to remove more material per battery charge. The m18™ Random orbit sander powered by redlithium™ battery technology delivers up to 35 minutes of run-time on a m18™ 3.0Ah battery pack (battery sold separately).