The 5/16 TiALN Parabolic Jobber Drill from Field Tool Supply is designed for high-performance drilling in tough materials. Featuring a titanium aluminum nitride (TiALN) coating, this drill enhances durability and reduces friction, making it perfect for high-speed applications. The parabolic flute design improves chip removal and flow, ensuring optimal drilling performance. With a diameter of 5/16 inches, this drill is versatile for various tasks in metalworking and manufacturing. It meets industry standards for quality and reliability, making it a trusted choice for professionals.