Faithfull Professional Cobalt Jobber Drill Bit 4.2mm (Pack of 2)
High-performance Faithfull 4.2mm cobalt drill bits for tough materials. 5% cobalt content for heat resistance & durability.
Faithfull Professional Cobalt Jobber Drill Bits are manufactured from M35 HSSE grade steel with a 5% cobalt content for increased heat resistance and enhanced cutting performance. These bits are precision-ground to meet DIN 388 standards, ensuring high geometric accuracy and tight tolerances for professional results.
Each bit features a 135° non-slip split point, which provides precise centring and reduces walking for cleaner, more accurate drilling. The cobalt content significantly extends tool life, even when working with tough materials, making these bits ideal for demanding industrial applications.
Applications These drill bits are designed for use with:
- Alloy steels
- Carbon steels
- Cast iron
- Hardened alloy steels
- Stainless steels
- High-temperature alloys
- Titanium alloy
- High-strength steel
- Carbon fibre composite materials
Specifications
- Diameter: 4.2mm
- Overall Length: Not specified
- Working Length: Not specified
- Pack Size: 2
For professionals who demand high performance and long-lasting durability, Faithfull Professional Cobalt Drill Bits provide reliable results across a wide range of challenging materials.
- Material: M35 HSSE steel with 5% cobalt
- Point angle: 135° non-slip split point
- Manufactured to DIN 388 standards
- Diameter: 4.2mm
- Pack Size: 2
- Weight: 16g
Free standard delivery on Canadian 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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