The Taylor?T-7311 is a 6" dual-action sander.???This?air controlled DA sander is a great finishing sander, because it is ?light and powerful, with rear exhaust.? While smooth and quiet, the Taylor pneumatic sander has a fast cutting action. for fast material removal.??The Taylor?7311 features a built-in regulator and a built-in muffler.? The heavy-duty ball bearing constuction assures longevity for your compressed air sander.? If you need a pneumatic dual action sander with a 5" pad, order 005-7311W5. 0.5 HP motor6" pad sizeDual action - random orbital or rotary516-24 spindle size10, 000 RPM90 PSI Max.Air Inlet: 14" NPTHose Size: 38" IDLength 19-1964"Weight 1.7 lbs.For 6" DA Sander, use Order Number: 005-7731For 5" DA Sander, use Order Number: 005-7731W5