Heavy-duty hole punch for maximum documents scope punching. Punches up to 70 sheets. Have a confetti tray and built-in ruler for format choice. Mechanism produced of high quality steel. Mechanism 2 years guarantee. Equipped with rubber anti-slip handle. Built-in stopper for storage in folded position. Hole diameter is 5.5mm. Hole spacing is 80mm. The size of punching blades: left punch blade 41.8mm x 5.5mm, right punch blade 40mm x 5.5mm (spare blades are not included in a set).