The makedo Safe-Saw features a steel blade with no sharp edges, designed to swiftly cut cardboard without risk of injury to fingers. This innovative tool softens the cut edges of cardboard, eliminating those annoying paper cuts that often come with cardboard crafting. Perfect for kids' projects, cardboard construction, and safe crafting activities. The graded serrations easily handle any thickness of cardboard with simple forward and backward motions, and the tool can be reversed to punch holes for cutting guidelines.