Irwin · Cobalt Drill Bits

Irwin HSS Cobalt Drill Bit for Metal 3mm Pack of 10

The IRW10502515 is a 3mm HSS Cobalt Drill Bit supplied in a convenient pack of 10, ideal for smaller diameter holes in stainless steel and high alloy steels. This compact diameter is perfect for precision work, pilot holes, and applications where fine drilling accuracy is essential. The 3mm size is particularly useful for electrical installations, sheet metal fabrication, and delicate metalworking tasks. Featuring 5% cobalt content, this drill bit offers superior heat and abrasion resistance compared to standard HSS bits, ensuring consistent performance even in demanding materials. The heavy-duty web construction provides excellent strength despite the smaller diameter, whilst the 135° split point geometry ensures immediate cutting action with minimal bit walk for accurate hole placement. Features and Benefits: • 3mm diameter ideal for precision drilling and pilot holes • Pack of 10 provides excellent value for regular users • 5% cobalt for enhanced heat and abrasion resistance • 135° split point ensures accurate starting and minimal wandering • Manufactured to DIN 338 Standards for professional quality Specifications: Tip Diameter (mm): 3.0 Working Length (mm): 33 Overall Length (mm): 61 Pack Qty.: 10 Diameter: 3.0mm. Total length: 61mm.

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