IRWIN HSS Cobalt Drill Bit - 5% Cobalt 5 pieces 10mm

The Irwin 10502538 HSS Cobalt Drill Bit is designed for high-performance drilling in stainless steel and other high alloy steels. Made with 5% cobalt, it offers superior heat and abrasion resistance. The heavy-duty web construction ensures strength and durability, while the 135-degree split point design allows for immediate drilling, minimizing bit walk. This set includes 5 drill bits, each with a cutting diameter of 10mm.