IRWIN HSS Cobalt Drill Bit, 3.5mm

The IRWIN HSS Cobalt Drill Bit is engineered for precision drilling in stainless steel and other high-alloy materials. Its 135° split point grinding ensures accurate centring and requires less drilling pressure, enhancing efficiency.

This industrial-quality drill bit features a ground flute that guarantees high accuracy and promotes rapid chip removal, preventing clogging during operation. The bit is manufactured from high-speed steel with 5% cobalt, which significantly improves heat resistance (red hardness) and extends the tool's lifespan.

Key Features:

• High-Quality HSS Steel with 5% Cobalt – Superior heat resistance and durability.
• 135° Split Point – Ensures precise centring and reduced pressure during drilling.
• Industrial-Grade Flute Design – Allows fast chip evacuation for clean, accurate holes.
• Golden Tempered Finish – Aesthetically appealing and corrosion-resistant.

Technical Specifications:

• Diameter: 3.5mm
• Working Length: 39mm
• Overall Length: 70mm
• Weight: 21g

Whether for professional workshops or demanding DIY tasks, the IRWIN HSS Cobalt Drill Bit delivers long-lasting performance and precision.