• Punches up to 6 holes with a diameter of 5.5 mm, ideal for A4, A5, A3, A6, B3, B4, B5, B6, and B7 documents. • Adjustable spacing between holes: 19 mm between each group of 3 holes, with spacing options of 19/38/51/70 mm between groups. • Made of high-quality steel, this puncher is durable and perfect for occasional use at school or the office. • Includes a plastic telescopic ruler for precise positioning and printed guide lines to facilitate spacing adjustment. • Ergonomic design that reduces effort thanks to its lever structure and U-shaped metal head. • Non-slip plastic base that collects punched scraps for easy cleaning. • Approximate dimensions: 19 x 6.4 x 6 cm.