Steel City Tool Works 40100 13-Inch Bench Top Portable Planer Cutterhead lock mechanism provides easy and quick change in replacing the 2 reversible blades Strong 10,000 rpm cutterhead speed Unique 4 column lead screw design keeps head in a rigid fixed position Can take a13-inch maximum width of stock, 6-inch maximum thickness, 1/8-inch minimum thickness Built-in dust port available in 2-1/2-inch and 4-inch sizes