Round cornering machines were designed to allow for a variety of cutting sizes. Easily interchangeable cutting units range in size from 1/16 inch to 1 1/2 inches. Corner Rounders are capable of cutting a radius on paper, card stock, vinyl, magnetic signs, plastics, and lightweight metals. Manual corner rounders are available in desk top and floor models. Electric and pneumatic floor models are also available. Here is the Main Paper Cutters Page.