1、Wide Application: The 3 hole paper punch for binding B5, A5, A6, A7, A4, 3, 6, 9 or more holes in flipcharts, handbooks, etc. 2、5 Sheet Capacity: This punch can penetrate up to 5 sheets (70g) of paper with a 5 mm hole diameter and a 19 mm hole spacing. 3、Positioning Post and Ruler: This punch has a positioning post and ruler on both sides to easily determine the position of the punch. 4、DIY Punching: The number of holes can be customised after mastering the use of this punching machine, which is very convenient and easy to use. 5、Sturdy and Durable: The hole punch has an all metal baked enamel body for durability and a flip top plastic tray to collect confetti and is non slip to protect your desk. 1 x Hole Puncher1 x Accessory Item Type: Hole PuncherMaterial: ABS and IronColour: GreyHole Pitch: Approx. 19mm / 0.75in Hole Diameter: Approx. 5.5mm / 0.22inFeeding Depth: Approx. 7mm / 0.28inApplicable Range: B5, A5, A6, A7, A4 etc. (thickness not more than 5 sheets (70g) can be)