Irwin HSS Cobalt Drill Bit 3.3mm OL65mm WL36mm IRW10502545

General description This cobalt drill bit is designed for drilling tough materials such as stainless steel and high-alloy metals. It features a 135-degree split point for precise centering and reduced drilling pressure. The drill bit is made from high-quality HSS steel with 5% cobalt content, enhancing heat resistance and extending its lifespan. Its durable golden tempered surface finish ensures reliable performance during heavy-duty drilling tasks. Technical specifications Diameter: 3.3mm Working Length: 36mm Overall Length: 65mm Material: HSS steel with 5% cobalt Compatibility and accessories Suitable for use with standard drill chucks compatible with 3.3mm diameter bits Installation Insert the drill bit into a compatible drill chuck and tighten securely before use Usage Use appropriate drilling speed for the material Apply steady pressure without forcing the drill Ensure proper cooling or lubrication when drilling hard materials to prolong bit life