Izart 5% Cobalt Metal Drill Bit, 10.2mm, Model R1016, designed for drilling in extremely hard metals such as iron, steel, and stainless steel. It features a 5% cobalt content, which provides high resistance to heat generated by friction during drilling, reducing wear and extending the tool's lifespan. It delivers professional performance with high penetration accuracy and excellent stability during heavy-duty use in workshops and factories.