Izart 5% Cobalt Metal Drill Bit, 9.0 mm, Model R1016, designed for drilling in extremely hard metals such as iron, steel, and stainless steel. It features a 5% cobalt content that provides high resistance to heat generated by friction during drilling, which reduces wear and extends the tool's lifespan. It delivers professional performance with high penetration accuracy and excellent stability during heavy use in workshops and factories.