
Professional 10-piece cobalt drill set (3.5mm) for iron, steel, stainless & wood. HSS with 5% cobalt for high durability & heat resistance.
The Blue Spot Tools 10 PCE Cobalt Drills (3.5mm) are engineered for superior performance and longevity. Manufactured from high-speed steel with 5% cobalt, these drill bits are built to withstand the rigours of demanding applications, offering exceptional durability and extended tool life. This significant cobalt content increases their hardness and heat resistance, making them ideal for heavy-duty use.
Each drill in the set features a precisely ground flute, which is critical for achieving increased accuracy and cleaner holes. This design ensures efficient chip removal, reduces heat build-up, and provides a smoother drilling action. The 135° drill point angle ensures a quick and easy start to drilling with less walking or skidding on the material surface.
Versatile Applications
This versatile 3.5mm drill set is suitable for a wide range of materials, making it an indispensable tool for any workshop. It is perfectly suited for drilling into iron, non-ferrous metals (such as aluminium and brass), various plastics, steel, tough stainless steel, and wood. The set is manufactured to the rigorous DIN 338 standard, guaranteeing consistent quality, precise dimensions, and reliable performance batch after batch.
For convenient organisation and protection, the set comes supplied in a practical storage tube. This keeps your drills secure, easily accessible, and prevents damage or loss, ensuring they remain sharp and ready for use.
Key Specifications
Invest in the Blue Spot Tools Cobalt Drill Set for a professional-grade solution that combines robustness, precision, and versatility for all your metalworking and general drilling
Always follow local regulations and product guidance.
Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicyWe take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can verify a secure connection by looking for 'https' and a locked padlock in your browser.
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.