The X-ACTO precision knife is the original cutting tool for any application requiring a precise, accurate cut. This cutting and trimming tool has been used for years by graphics artists, designers, hobbyists and others for making careful cuts and trims consistently and with confidence. The X-ACTO precision knives are built with carbon and steel sharpened blades for a reliable cut every time. Add a full set of X-ACTO precision knife blades, you will have a knife to make the precision cut you need - every material, every time.