Draper Expert HSSE M35 Cobalt Drill Bit 11.0mm x 86mm

This cobalt drill bit is engineered for high-performance drilling in challenging materials. Made from M35 high-speed steel with 5% cobalt, it delivers durability, heat resistance, and abrasion resistance for long-lasting use. The bit is fully ground with a 135° split point to ensure precise centering and to prevent wandering during drilling. Its diameter is 11.0 mm, and it is compatible with standard 10 mm or 13 mm chucks. It is suitable for drilling in alloy steel, titanium alloys, stainless steel, hardened steel, cast iron, and carbon steel, making it appropriate for both professional and DIY applications that require reliable, enduring performance. For optimal results, use in conjunction with a cooling agent.

Key features

• M35 HSS with 5% cobalt
• Diameter 11.0 mm
• 135° split point for centering
• Compatible with 10/13 mm chucks
• Suitable for alloy steel, titanium alloys, stainless steel, hardened steel, cast iron, carbon steel
• Use with a cooling agent