X-Acto is a brand known for its precision cutting tools, particularly its craft knives. These knives feature a sharp, replaceable blade that allows for detailed cutting and trimming of various materials, including paper, cardboard, and plastic. They are widely used in arts and crafts, model making, and graphic design. The X-Acto knife was first introduced in the 1950s and has since become a staple in many creative and professional environments. The brand also offers a range of other cutting tools, including scissors and cutting mats, designed to enhance accuracy and safety during cutting tasks.