FROM STAPLES.COM: "Get powerful 20-sheet capacity from a 3-hole, low-force punch. This SmartTouch manual punch also features a soft-grip handle that adds comfort and locks down for storage. Hole pattern in punch base keeps the chip tray viewable. When full, the paper chips tray can be quickly removed through a back door opening or fully cleared by removing the bottom of the punch. Aligning sheets in the 3-hole punch is simplified thanks to the built-in ruler and edge guide. Great for regular use in the office, the punch also features durable metal construction for long-lasting use. * 20 sheet paper punch capacity * 9/32" punch hole diameter * Features a built-in ruler and edge guide for punch alignment * Black/Gray * Soft grip handle helps improve comfort of manual hole punching * 12.2x2.6x4.7 (IN) * SmartTouch reduced effort 3-hole punch with reduced effort design makes punching 60% easier than traditional hole punches * Hole pattern in punch base al