NT's Precision knife, with a noncorrosive high-quality zinc chuck , a light aluminum diecast holder and a durable nonslip nickel-plated brass grip, is for the most intricate of cutting jobs. Designed for accuracy and stability, this professional knife is great for crafts, model making and other artisanal projects. Pen-style holder is made from 100% consumer recycled material. This stylish art knife includes a protective blade cap, (5) 30 degree blades and (5) 45 degree blades. 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. Made in Japan.