Heavy-duty utility punch is made of all-metal construction to provide exceptional durability & superior performance when a regular one-hole punch just won't do. Single punch drills through up to 20 sheets of 20 lb. bond paper & works on textile, leather, matboard & light plastics. Nickel-plated, heavy-gauge steel punch also offers a built-in clipping receptacle for easy cleanup & a 2" throat depth. In-line punching action delivers strength & durability. Steel punch makes 1/8" round holes.