IRWIN HSS Cobalt Drill Bit 11mm
Premium 11mm IRWIN cobalt drill bit for stainless steel & alloys. 5% cobalt enhances heat resistance & durability.
The IRWIN HSS Cobalt Drill Bit (11mm) delivers exceptional performance when drilling stainless steel and other high alloy materials. Its advanced 135° split point design ensures accurate centring while reducing drilling pressure, resulting in cleaner and more precise holes. The industrial-quality ground flute allows for high accuracy drilling with efficient chip removal.
Crafted from premium HSS steel with an added 5% Cobalt (Co), this drill bit offers superior red hardness (heat resistance), significantly enhancing its durability and lifespan. The golden tempered surface finish not only provides an attractive look but also indicates the high-quality manufacturing process.
Perfect for professional workshops and serious DIY enthusiasts, this drill bit is designed to maintain sharpness even under strenuous conditions, ensuring consistent performance over time. Whether you're working with tough metals or need a reliable bit for repetitive tasks, this IRWIN drill bit is built to last.
Key Features:
- Material: HSS steel with 5% Cobalt for enhanced durability
- Point Angle: 135° split point for precise centring
- Ground Flute: Ensures high accuracy and fast chip removal
- Heat Resistance: Cobalt increases red hardness for prolonged use under high temperatures
- Dimensions: Diameter 11.0 mm, Working Length 94 mm, Overall Length 142 mm
Ideal for metalworkers, engineers, and tradespeople who demand precision and reliability from their tools.
After bigger quantities? Need extra quantities? Get in touch and we'll organise it for you.
- Dispatched within 0-2 business days
- Delivery to United States: 3-5 business days*
- Free Shipping Included
- Drilling stainless steel
- Working with high alloy metals
- Precision metalworking tasks
- Industrial and workshop applications
- Material: High-speed steel (HSS) with 5% Cobalt
- Point Angle: 135° split point
- Flute Type: Ground for high precision
- Heat Resistance: Enhanced red hardness
- Diameter: 11.0 mm
- Working Length: 94 mm
- Overall Length: 142 mm
- Weight: 90 g
- Finish: Golden tempered surface
Always follow local regulations and product guidance.
Free standard delivery on Australian mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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