IRWIN HSS Cobalt Drill Bit 4.2mm x 75mm for Stainless Steel
High-performance IRWIN HSS cobalt drill bit (4.2mm) for stainless steel with 135° split point and extended durability.
The IRWIN HSS Cobalt Drill Bit is designed for professional-grade performance when drilling into stainless steel and other high alloys. Featuring a 135° split point design, it ensures perfect centring and requires reduced drilling pressure, making it highly efficient and accurate.
The industrial-quality ground flute enables high-precision drilling and allows for fast removal of chips, maintaining smooth operation throughout your work. The drill bit is manufactured from high-speed steel (HSS) with an added 5% cobalt (Co) content, significantly enhancing its red hardness (heat resistance) and extending its lifespan. The attractive golden tempered surface finish also adds durability and corrosion resistance.
Key Features
- Material: HSS with 5% Cobalt for heat resistance
- Point Angle: 135° split point for precise centring
- Surface Finish: Golden tempered for durability
- Diameter: 4.2 mm
- Working Length: 43 mm
- Overall Length: 75 mm
Ideal for professionals and serious DIY enthusiasts who require longevity and precision in metalworking applications.
- Drilling stainless steel
- Drilling high alloys
- Precision metalworking
- Industrial applications
- Material: HSS with 5% Cobalt
- Point Angle: 135° Split Point
- Surface Finish: Golden Tempered
- Diameter: 4.2 mm
- Working Length: 43 mm
- Overall Length: 75 mm
- Weight: 22 grams
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
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