IRWIN HSS Cobalt Drill Bit Set, 15-Piece (1.5-10mm)
IRWIN 15-piece HSS cobalt drill bits for stainless steel & high alloys with 5% cobalt for extended tool life.
The IRWIN HSS Cobalt Drill Bit Set features high-speed steel with 5% cobalt, making these industrial-grade drill bits perfect for working with stainless steel and other high alloys. The 135° split point design ensures precise centring while reducing drilling pressure, while the ground flute allows for high-accuracy drilling and efficient chip removal.
The golden tempered finish adds an attractive and durable layer, enhancing tool life. With the added 5% cobalt content, these drill bits maintain hardness even at high temperatures, resulting in significantly extended lifespan and reliability in demanding applications.
Included Sizes:
- 1.5mm
- 2mm
- 2.5mm
- 3mm
- 3.5mm
- 4mm
- 4.5mm
- 5mm
- 5.5mm
- 6mm
- 6.5mm
- 7mm
- 8mm
- 9mm
- 10mm
Need larger quantities? Need additional quantities? Get in touch and we'll arrange it for you.
- Shipped within 0-2 business days
- Shipping to United States: 3-5 business days*
- Free Shipping Included
- Drilling stainless steel
- Working with high alloys
- Precision metalwork
- Industrial applications
- Material: High-speed steel with 5% cobalt
- Point Angle: 135° split point for reduced walk
- Flute Type: Precision ground flute for accurate drilling
- Finish: Golden tempered surface
- Weight: 466g
- Sizes Included: 1.5mm to 10mm (15 pieces)
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.
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