Introducing the 13 Piece M35 Cobalt Drill Bit Set, a must-have for any DIY enthusiast or professional trader. Manufactured from high speed steel with cobalt, these drill bits are designed to withstand the rigors of drilling in hard materials such as hardened metals, stainless steel, and cast iron. This complete set includes 13 different sizes, making it for a wide range of applications, from woodworking to metallurgy. Spiral design ensures efficient chip removal, allowing for smoother drilling and bit life. Whether you're working on a home improvement project or a professional job, these bits will provide you with the precision and reliability you need., Weight: 0.57981574906 Pounds, Manufacturer: Rtxbvg