Made of hardened steel, this standard size die offers a 3/8" corner radius and can cut up to 1/2" of stock per cut. Compatible with the Quick Change Corner Rounder cutter series, this 3/8" socket-style die can be easily removed and replaced with a different sized die; standard size dies are also available in 1/8", 1/4", and 1/2" radii. Round the corners of your documents, business cards, and more to enhance the finished product.