For burr-free punching of holes in sheet metal - When installing electrical boxes and control cabinets with hydraulic punching tools, this powerful tool ensures clean holes. With the PRO punching die, you can easily punch clean and accurate holes. The PRO die features a punch with two cutting edges so that the punched material is divided into two halves and avoids jamming. This allows you to punch perfect, burr-free holes in sheet steel up to 3 mm and stainless steel sheet up to 2.5 mm thick in no time. Stamp and die are available in sizes between M16 and M40 and allow punching holes up to 40.5 mm in diameter. Sizes PG9-PG36 can punch holes up to 47mm in diameter