Discover the ultimate 170-Piece Fully Ground HSS Drill Bit Assortment, expertly designed for precision drilling tasks. This comprehensive set includes drill bits ranging from 1mm to 10mm, featuring self-centering 135° split point tips that significantly reduce thrust, friction, and heat for effortless penetration into materials. Crafted to meet DIN 338 standards, these fully ground high-speed steel (HSS) drill bits ensure exceptional performance and durability. This versatile assortment is perfect for both hand and pillar drills, making it an ideal choice for working with high carbon steels and copper. Each bit is designed for efficient clog-free swarf clearance, enhancing your drilling experience. **Key Features:** - Comprehensive set of HSS drill bits from Ø1mm to 10mm in precise increments. - 135° split point tips for easy centering and reduced friction. - Efficient clog-free design for smooth operation. - Supplied in a robust composite storage case for easy organization and transport. **Specifications:** - Contents: Ø1, 1.5, 2, 2.5, 3, 3.5, 4, 4.5, 5, 5.5, 6, 6.5, 7, 7.5, 8mm (10 of each), 8.5, 9, 9.5, 10mm (5 of each) - Net Weight: 3.07kg Explore our extensive range of tools and workshop equipment tailored for DIY enthusiasts and professionals alike. With over 10,000 quality products available, we are committed to helping you find exactly what you need for any project, big or small. If you have any questions or need assistance, do not hesitate to reach out to our friendly customer service team.