IRWIN 63120 DRL 5/16 COB JL 135′ BULK

Crafted for high-performance drilling, this set of cobalt alloy drill bits is designed to excel in tough materials. Made from M-35 cobalt steel, these bits offer exceptional abrasion resistance, ensuring longevity even when working with high tensile strength metals. The innovative spiral flute design allows for faster chip ejection, promoting efficiency during use, while the 135-degree split point reduces feed pressure, facilitating easier penetration without the risk of work hardening the material. Ideal for a variety of drilling tasks, this six-pack of 5/16-inch jobber length bits ensures you have the right tool on hand for your most demanding projects.