1、Ruler Design: Small hole punch adopts ruler design, fast positioning, convenient punching, DIY originality punching, can easily complete punching. 2、Positioning Post Ruler: Hole puncher comes with a positioning post ruler, which is convenient for determining the punching position. The ruler scale line can locate the conventional A5/B5/A6/A7 inner page punching position. 3、Comfortable Grip: Loose leaf hole puncher can bind 3 holes, 6 holes and 9 holes according to the specifications of the inner pages. It is compact and exquisite, and has a comfortable grip. 4、Plastic Bottom Cushion: Hole punch uses a three dimensional plastic bottom cushion to collect paper scraps, which is antislip and stable, and protects the desktop. 5、All Metal Body: Hole punch all metal paint body, strong and durable. Independent cast metal blade, acute edge, sturdy and durable. 1 x Hole Punch1 x Positioning ruler Item Type: Hole PunchMaterial: Iron, Plastic, ABSSize: Approx. 7cm x 5.4cm x 6.3cm / 2.8 x 2.1 x 2.5in (Opening Size of the Hole Punch)Number of Punched Sheets: 5 Sheets of A4 Paper (Once)Paper Feeding Depth: Approx. 7mm / 0.28inPunching Diameter: Approx. 5.5mm / 0.22inHole Distance: Approx. 19mm / 0.75inPunching Thickness: Approx. 5mm / 0.20inFunction: Suitable for perforating the inner pages of loose leaf book, with perforated clip strips, it can be DIY binding to make exclusive report file data of this book