Designed for one-handed use. Trims and forms wood, metal and plastics. Ideal for end-grain work, sheetrocking and smoothing edges of laminates. Die-cast body with short blade, fine cut teeth. Includes thumbscrew blade tension for quick blade replacement. Fitted with a 5-1/2" fine cut blade. Refer to Model No. 21-398 (SKU 315563) for replacement blade.