The Excel line of small machine squares are ideal for a number of modeling applications, including scratchbuilding, structure modeling, and making square, accurate cuts on a variety of sheet materials. The square’s wider base allows it to stand upon end for making vertical alignments.• Made from hardened, tempered and polished carbon steel• Includes accurate markings in inches (up to 1/32”) and millimeters• Square is formed to a perfect 90-degree angle• Manufacturer Item #60020Brand: Excel Blades