The 1/2 COBALT 3/8 SHK DRILL from Field Tool Supply is a high-performance drill bit designed for tough drilling applications. With a diameter of 1/2 inch and a 3/8-inch shank, this cobalt drill bit offers superior strength and heat resistance, making it ideal for drilling through hard materials. Its design ensures excellent chip removal and reduced friction, enhancing drilling efficiency. Manufactured in the USA, this drill meets industry standards for quality and durability, making it a reliable choice for both professional and DIY projects.