Features: The round hole puncher featured 30 holes. Hole diameter: 5.5mm. Hole Distance: 9.5mm. Paper Feeding Depth: 4mm. Punching sheet capacity: 5 sheets letter size paper. Built-in metal construction ensures durability and strength. Adjustable positioning ruler supports 7 specifications including 30 holes, 26 holes, 22 holes, 18 holes, 16 holes, 14 holes, 12 holes refill paper. for perfect compatibility with binders and specialty papers. Suitable for office professional, students organizing exams, and scrapbooking craft enthusiasts requiring quickly, precisely document, presentation sheet management. Streamlines report binding in office, categorize handmade journal paper, or organize school test paper in classroom, crafting booklet, photo album, scrapbooking, or for binding file, card making. Very suitable for punching paper, cardstock, chipboard, refillable notebook journal refill paper and other art craft project. Features thickened ABS base with slip resistant bottom for stability and debris storage container tray for cleanup after punching. Specifications: Component: Plastic Color: White and Blue Size: Approx.370x62x65mm/14.56x2.44x2.55in Punching Diameter: Approx.5.5mm/0.21in Punching Spacing: Approx.9.5mm/0.37in Paper Feeding Depth: Approx.4mm/0.15in Punching Capacity: 5 sheets of Letter Size Paper Weight: Approx. 1600g Package Includes: 1Piece Paper Hole Puncher note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color