I bought this to staple thick items, but I've only used it once and haven't had many chances to use it since, so I'd like to pass it on to someone who needs it. ◎KOKUYO Stapler <No. 3> SL-M135 Overall length: 157mm Stapling depth: Maximum 30mm Staple size: No. 3 Staple capacity: 150 staples Copy paper: Approx. 20-30 sheets Green purchase target product ◎KOKUYO Staple Staples No. 3 U-type, 2400 pieces SL-31N 1 box (2400 pieces total, 48 bundles of 50 pieces each)