N-Durance COBALT035 Cobalt HSS Drill Bit DIN338 3.5mm x 70mm (Pack of 2)

N-Durance COBALT035 Cobalt HSS Drill Bit DIN338 3.5mm x 70mm (Pack of 2) – Twist Drill Bits

The N-Durance COBALT035 Cobalt HSS Drill Bit offers precision engineering for demanding drilling tasks. Engineered to DIN338 standards, this twist drill bit set utilises premium cobalt High Speed Steel for enhanced strength and heat resistance.

• Diameter: 3.5mm
• Total length: 70mm
• Material: Cobalt High Speed Steel (HSS)
• Standard: DIN338
• Pack size: Pack of 2

When compared to industry standards or previous models, the N-Durance COBALT035 delivers superior performance in tough materials such as stainless steel and alloy metals. Its robust cobalt HSS construction offers a significant advantage over conventional high carbon steel bits by maintaining sharpness and integrity over repeated use. The 3.5mm diameter and 70mm length make it ideal for both precision and general drilling applications, catering for both trade professionals and DIY enthusiasts alike.

Key Technical Advantages:

• Precision ground tip for accurate starts
• Excellent heat resistance, reducing bit wear
• Enhanced lifespan compared to standard HSS bits
• Suitable for use on various ferrous and non-ferrous metals
• Optimised for smooth, clean holes with minimal burr

Technology and Performance

Each N-Durance COBALT035 Cobalt HSS Drill Bit is crafted to ensure maximum durability and efficiency. The addition of cobalt in the alloy significantly improves heat tolerance, allowing the bit to drill harder materials without compromising on longevity. Thanks to the DIN338 standard, users are assured of consistent shaft diameter and cutting geometry, resulting in reliable, repeatable results.

Moreover, these twist drill bits are designed for effortless handling in variable speed drills, ensuring clean, precise holes even at high RPMs. Whether you are upgrading from basic steel bits or looking for enhanced drilling through stainless steel, the N-Durance COBALT035 stands out for its balance of performance, durability, and value. For those seeking a top-quality twist drill bit with proven resilience and longevity, the N-Durance COBALT035 Cobalt HSS Drill Bit DIN338 3.5mm x 70mm (Pack of 2) is an essential choice.