Introducing our premium 10 Pack of 5.5 x 90mm Fully Ground High Speed Steel (HSS) Drill Bits, designed for exceptional performance and durability. Each drill bit is meticulously manufactured to DIN 338 standards, ensuring the highest quality for all your drilling needs. The innovative 135° split point design is self-centering, significantly reducing thrust, friction, and heat, which allows for easier penetration into various materials. Say goodbye to clogging with our efficient swarf clearance system, making these drill bits ideal for both hand and pillar drills. They are particularly effective when working with high carbon steels and copper, providing a reliable solution for both DIY enthusiasts and professional tradespeople. Each drill bit comes in a high-density case for safe and organized storage, ensuring that your tools are always ready for action. Packed in sets of 10, you'll have plenty of drill bits on hand for any project, big or small. Specifications: - Length: 90mm - Net Weight: 0.15kg - Pack Quantity: 10 - Size: Ø5.5mm Explore our extensive range of tools and workshop equipment tailored for both DIY and professional markets. With over 10,000 products available, our online store is your one-stop-shop for all your tool needs. If you need assistance finding the perfect tool, don’t hesitate to reach out to us, and our friendly team will be happy to help!