Irwin - hss Cobalt Drill Bits (10) 5.5mm OL:93mm WL:57mm IRW10502529

General description This cobalt drill bit is designed for drilling into tough metals such as stainless steel and high-alloy steels. It features a precision-ground tip and a durable construction to ensure efficient and accurate drilling. The drill bit is suitable for professional and DIY use in demanding metalworking tasks. Technical specifications Diameter: 5.5mm Total length: 93mm Working length: 57mm Material: High-speed steel with 5% cobalt Tip: 135° split point for immediate start and reduced walking Manufactured according to DIN 338 Compatibility and accessories Compatible with standard drill chucks for power drills Suitable for use with drill presses and handheld drills Installation Insert the drill bit into the drill chuck and tighten securely Ensure the drill is set to appropriate speed for metal drilling Usage Use cutting fluid or lubricant to extend drill life and improve performance Apply steady pressure during drilling, avoiding excessive force Start drilling at a low