Alpen HSS Cobalt Drill Bit 5.5 mm

This hss cobalt drill bit 5.5 mm is engineered for demanding drilling tasks in metalworking, construction, and diy projects. Manufactured from high-speed steel with added cobalt for increased hardness and heat resistance, it maintains sharpness longer than standard bits. Ideal for drilling alloy steel, stainless steel, cast iron, and other tough materials, it delivers clean, precise holes with reduced wear and breakage. The 5.5 mm diameter is perfect for common fixing sizes, pilot holes, and precision work. Suitable for use with both corded and cordless drills, it is an excellent replacement or addition to any drill bit set. Designed for durability, reliability, and professional results in workshop or site conditions. | alpen hss cobalt drill bit 5.5mm hss cobalt, stainless steel/metal/cast iron