The #5 Parabolic Jobber HS drill bit from Field Tool Supply is designed for precision drilling in various materials. With a high-speed steel construction, this bit offers durability and longevity. Its parabolic flute design enhances chip removal, ensuring efficient drilling performance. The bit measures 5/16" in diameter and is ideal for applications requiring a smooth finish. Compatible with standard drill chucks, it meets ANSI standards for quality and performance, making it a reliable choice for professionals and DIY enthusiasts alike.