Discover the ultimate 25-Piece Fully Ground HSS Cobalt Drill Bit Set, designed for precision drilling in extra hard materials. This comprehensive set features drill bits ranging from 1mm to 13mm, each crafted with 5% cobalt for exceptional durability and performance. The innovative 135° split point tip allows for rapid penetration into workpieces, eliminating the need for a center mark and ensuring accurate drilling every time. Resharpening is a breeze, as these high-speed steel (HSS) bits maintain their outstanding performance even after multiple uses. Each set is conveniently housed in a sturdy metal storage case, making organization and transport easy. Specifications: - Size Range: Ø1mm to 13mm in 0.5mm increments - Net Weight: 1.36kg Whether you're a DIY enthusiast or a professional tradesperson, this drill bit set is a must-have addition to your toolkit. Explore our extensive range of tools and workshop equipment, with over 10,000 products available to tackle any job, big or small. If you need assistance finding the right tools, our friendly team is here to help!