Wallboard Aluminum Head Pole Sander – Original Wallboard sander, professional quality, die-cast aluminum base plate 230mm x 82mm with reinforcing ridges to prevent “bowing”. Machine fitted universal joint with low center of gravity lets sander maneuver in all directions without binding. 48″ hardwood handle with steel end cap for setting nails, sponge rubber pad is epoxy bonded to base to assure long life. Exclusive wide clamps allow several sheets of sandpaper to be held at once. Simply tear-off used one. Minimizes re-clamping.