The #15 Parabolic Jobber HS drill bit from Field Tool Supply is designed for precision drilling in various materials. With a high-speed steel construction, it offers durability and excellent performance. This drill bit features a parabolic flute design that enhances chip removal and reduces friction, making it ideal for high-speed applications. Measuring 0.1875 inches in diameter, it is compatible with standard drill chucks and is perfect for both professional and DIY projects. The bit is engineered to meet industry standards, ensuring reliability and efficiency in every use.