NT 30 degree blade for standard duty utility knives. 50 snap off blades are packed in a protective plastic container. Extra sharp tip precision blades are great to use for vinyl sign cutting, precision trimming, deburring and cleaning up rough edges. These professional blades are made of high quality carbon tool steel and produced through multiple stages of precise process to obtain the ultimate sharpness and optimum edge-retention. 50 carbon steel blades per pack. Good for sign making professionals, graphic artists, car wrapping, model making, leather trimming, plastic edge trim, other burr cutting, etc. Made in Japan.