Irwin HSS Pro TiN Coated Drill Bit 4.0mm OL75mm WL43mm IRW10502581

General description The Irwin HSS Pro TiN Coated Drill Bit is specifically designed for drilling metal and tougher alloys. Compared to traditional HSS twist drill bits, it offers a speed increase of 40-60% and a feed increase of 10-20% without significantly reducing the drill bit's lifespan. The drill bit features a 135° split point grinding tip for perfect centering and reduced drilling pressure, making it an efficient choice for various applications. Technical specifications Tip Diameter: 4 mm Overall Length: 75 mm Working Length: 43 mm Weight: 58 grams Width: 4.5 centimeters Height: 0.1 centimeters Length: 14 centimeters TiN Coating Hardness: approximately 80 HRC Compatibility and accessories Suitable for use with standard drill chucks Compatible with various power drills and drill presses Installation Insert the drill bit into the drill chuck and tighten securely Ensure the drill is set to the appropriate speed for the material being drilled Usage Use for drilling in metal, wood,