Punching capacity: 50 sheets Office punch with a mechanism that reduces the force required to punch by 60%. Offers easy and fast punching of up to 50 sheets. Equipped with a stable metal base, a plastic lever with a non-slip pad, a format strip and a lever position lock. Elegant modern look Ecological cardboard packaging Ideal for A4, A5, A6, Folio, US Quart and 4-hole punching with the stop bar setting at 888.8 cm hole spacing and 5.5 mm hole diameter