- 10 mm CoCud spiral drill bit, designed for precise drilling in stainless steel, alloys, and metals - Made of high-speed steel 6542, with black oxide coating that increases hardness and wear resistance - Total length of 185 mm, flute length of 105 mm, and 10 mm straight shank for greater stability - Hardness HRC63-66, fully ground and rolled manufacturing process for maximum durability - Sharp spiral flutes allow for fast, clean, and smooth cuts, facilitating chip evacuation - Ideal for use in workshops, industrial maintenance, and professional DIY - Compatible with drill presses and bench drills - Use of suitable lubricant is recommended to improve cutting and extend service life - Suggested working speed: 100-1000 rpm in hand drills - Suitable for drilling aluminum, iron, copper, brass, hardwood, and hard plastics