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.