Draper Expert HSSE M35 Cobalt Drill Bit Set 3.5mm x 70mm 2-Pack

This Draper Cobalt Drill Bit Set contains two high-speed steel drill bits made from M35 cobalt alloy, designed for heavy-duty drilling in tough materials. Each bit features 5% cobalt content for increased durability, heat resistance, and abrasion protection. Fully ground with a 135° split point, the bits provide precise centering and reduced wandering. They meet DIN 338 and DIN 1414-2 standards and are compatible with standard 10mm and 13mm chucks. For best results, use with a cooling agent to extend lifespan and enhance performance across various materials, including alloy steel, titanium alloys, stainless steel, hardened steel, cast iron, and carbon steel.

Features

• M35 cobalt alloy with 5% cobalt
• 3.5mm diameter HSSE bits
• 135° split point for precision
• Compatible with 10/13mm chucks
• Requires cooling agent for longevity

Usage

Insert the drill bit into a compatible drill chuck and secure tightly. Use appropriate cooling or lubrication for best results. Apply steady pressure and ensure proper alignment to prevent wandering. Use with compatible materials to maximize performance and lifespan.