The JIMCO Nitro High Speed Steel Drill Bit Set is a durable and reliable tool for metalworking and machining applications. Made from high speed steel, these drill bits offer excellent performance and longevity. The Nitro model ensures high quality and precision, making it a valuable addition to any workshop or manufacturing setting. Additionally, the set includes various sizes and types of drill bits to cater to a wide range of projects and requirements. With a convenient case for storage and organization, this drill bit set from JIMCO is essential for professionals and hobbyists alike.