The IRW10502538 is a 10mm HSS Cobalt Drill Bit supplied in a pack of 5, representing a popular larger diameter for heavy-duty metalworking applications. This size is perfect for drilling stainless steel and high alloy steels for substantial fixings, structural bolts, and mechanical assembly where larger hole diameters are required. The 10mm diameter is widely specified across construction, fabrication, and heavy engineering projects. Featuring 5% cobalt content throughout, this drill bit offers exceptional heat and abrasion resistance, crucial when drilling larger diameter holes that generate significant friction and heat. The heavy-duty web construction delivers maximum strength and rigidity, ensuring reliable performance without deflection or breakage even under demanding conditions. The 135° split point geometry ensures immediate cutting action, eliminating bit walk and providing accurate hole placement every time. Features and Benefits: • 10mm diameter ideal for substantial fixings and structural applications • Pack of 5 for professional and trade users • 5% cobalt content for exceptional durability • Heavy-duty web construction for maximum strength • 135° split point for precise, walk-free drilling Specifications: Tip Diameter (mm): 10.0 Working Length (mm): 87 Overall Length (mm): 133 Pack Qty.: 5 Diameter: 10.0mm. Total length: 133mm.