Irwin 1/2 x 6 in. Black Oxide Extended Length Drill Bit is designed to provide excellent performance in hard-to-reach areas, making it i for drilling and running wires and cables. Crafted from M-2 high speed steel, this drill bit the balance of strength, heat resistance, and durability. Its black oxide coating helps resist corrosion, extending the life of the bit. The 135-degree split point ensures a precise start and prevents bit walking for accurate drilling every time. Suitable for general use in wood, metal, and plastic, this drill bit combines versatility with reliability to meet your drilling needs. Model Number: 66732