Tamiya #74143 Flat Chisel Blade 2mm Modeling Blade Flat Chisel 2mm - Tamiya This is a high-speed steel chisel blade for plastic modeling use, offering a fine finish. Use it to remove unwanted surface details/imperfections, or in places hard to reach with modeling knives or side cutters. Employ with separately sold Tamiya engraving blade holder for smooth, easy use. Includes storage case.