JET 403212-6" Dual Action Random Orbit Non-Vac Sander-Heavy DutyDual orbital action provides a swirl free finishPaddle throttle and vinyl lined top housing for operator comfort and controlHeavy duty manalium cylinder, steel front end plate and heat treated throughout for extended service lifeMuffled, rear exhaust outlet directs exhaust air away from the work piece6-Inch x 120 gram Plus /-5, "psa" type pad which is balance weighted to reduce vibration