The need for wooden wedges goes away with EDCO's NEW Slide-On Accessories. Using EDCO's exclusive Leveling System you can adjust the machine's height, use a wide range of accessories, and truly grind level. Level grinding is quicker, smoother, easier on the operator , and increases accessory life. The new heavy-duty Velcro Dust Shroud makes dust prevention easier. Simply readjust the shroud according to the height of the accessory being used. The built-in weight tray accepts up to 20lbs. of extra weight! 11" Working width will grind approximately 200-250 sq. ft. per hour at 1/32" with EDCO Dyma-Serts