The EuroPower Punch Plier packs a big punch. Let the tool do all the work with the specially designed compound action and hardened cutting dies – punch through thick metal with ease. it is rated for up to 16 gauge metal with the cutting dies and punches made of hardened steel. Each punch and die is individually marked with size for ease and accuracy and there are replacement punch and die sets available. 7 popular sizes in one plier: 3/32, 1/8, 5/32, 3/16, 7/32, 1/4, and 9/32 inch (2.38mm, 3.175, 3.98mm, 4.76mm, 5.55mm, 6.35mm, 7.14mm). There is also available separately a 1/16 inch (1.58mm) die.