The #20 Cobalt Parabolic Jobber Drill Bit from Field Tool Supply is designed for precision drilling in tough materials. This drill bit features a parabolic flute design that enhances chip removal and reduces friction, making it ideal for high-speed applications. Constructed from high-speed cobalt steel, it offers superior durability and heat resistance, ensuring longevity even under demanding conditions. With a diameter of 0.1610 inches, this bit is perfect for drilling into stainless steel, titanium, and other hard metals. The 135-degree split point design allows for quick penetration and minimizes walking on the workpiece. Compatible with standard drill chucks, this bit meets ANSI standards for quality and performance.