The 3/8" Cobalt Parabolic Stub Drill Bit from Field Tool Supply is engineered for high-performance drilling in tough materials. Featuring a parabolic flute design, it enhances chip removal and reduces friction, ensuring efficient drilling. Made from premium cobalt steel, this drill bit offers exceptional durability and heat resistance, making it ideal for heavy-duty applications. With a length of 3 inches and a diameter of 3/8", it is perfect for tight spaces and provides a reliable solution for metalworking tasks. Compatible with standard drill chucks, it meets industry standards for quality and performance.