This unbranded drywall sander will sand your drywall at 1,000 to 2,000 RPM. The sanding pad is around 9 inches in diameter, giving you a whole 63.61719749 square inches of sanding area.
MUD Project
http://www.mudproject.org/
1527 Wyoming Sthttp://www.mudproject.org/
Missoula, MT, 59801
USA
(406) 549-6790