The Mayhew Pro 50502 Hollow Punch is the tool you need to make gaskets, washers, and sealing rings in different materials. The black oxide alloy steel construction ensures that this hollow punch is tough enough for daily use. This round hollow punch has a length of 1 1/8 in. and a 3/16″ tip size. Its dual cutting heads make it easy to cut through multiple layers of material at once. The Mayhew Pro Hollow Punch will help you complete your next project with ease.