Swingline SmartCut Commercial Heavy Duty Rotary Trimmer 18" Cutting Length, 30 Sheet Capacity, Gray. Tackle large-size projects with the generous wide-format cutting length. Rotary cutting action prevents bending and tearing so you get a sharp, clean cut every time. Enclosed stainless steel blade cuts in both directions so you can speed through jobs. Transparent cutting guide gives a clear view of cutting path for quick, precise cuts. Manual paper clamp lets you secure paper stacks. Alignment grid and ruler with metric and standard scales. Sturdy metal base with non-slip feet for an extra-stable cutting platform. Easy-grip handle.