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Dormer A777 Cobalt Drill Bit

Dormer A777 Cobalt Drill Bit

 

The Dormer A777 Cobalt Drill Bit range, available in sizes from 0.5mm to 13mm, is designed for high-performance drilling in tough and hard materials, including stainless steel, heat-resistant alloys, and hardened steel. Made from high-speed steel with 8% cobalt content (HSS-Co), these drill bits offer exceptional hardness, heat resistance, and durability, making them ideal for demanding industrial and engineering applications.

 

Key Features:

 

  • Size Range: Available in a comprehensive range from 0.5mm to 13mm, accommodating various drilling needs from precise small holes to larger, more demanding tasks.
  • Material: Constructed from HSS with 8% cobalt (HSS-Co), providing superior strength, wear resistance, and heat dissipation.
  • Design: Jobber length with a straight shank, compatible with standard drill chucks, allowing easy use in both hand-held and stationary drills.
  • Cutting Angle: 135-degree split point design for self-centering and reduced wandering, ensuring fast starts and accurate drilling.
  • Finish: The bright finish enhances chip flow and reduces friction, improving drilling performance and prolonging tool life.
  • Versatility: Optimized for drilling in difficult materials such as stainless steel, tool steel, cast iron, and other hard metals, making it suitable for a wide range of industrial applications.

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Description:

Applications:

 

  • Stainless Steel Drilling: Specifically engineered for drilling through stainless steel and other tough alloys with ease and precision.
  • High-Tensile Materials: Ideal for working on high-tensile materials where conventional drill bits may fail, such as titanium and heat-treated steels.
  • Heavy-Duty Industrial Use: Perfect for industries requiring reliable, high-performance drilling solutions in tough environments, such as automotive, aerospace, and construction.

 

Advantages:

 

  • Enhanced Durability: The 8% cobalt content significantly increases the drill bit’s hardness and temperature resistance, extending its operational life.
  • Precision Drilling: The 135-degree split point design ensures clean, precise holes with minimal effort, reducing the need for pilot holes.
  • High Efficiency: Optimized for fast drilling speeds and efficient chip evacuation, resulting in smoother operations and less downtime.
  • Robust Performance: Capable of handling high temperatures and tough materials, reducing breakage and maintaining sharpness over prolonged use.

 

The Dormer A777 Cobalt Drill Bit range (0.5mm to 13mm) is an excellent choice for professionals who require robust, reliable, and precise drilling solutions in challenging materials. Whether for industrial manufacturing, engineering, or heavy-duty maintenance, these cobalt drill bits deliver outstanding performance, making them a valuable addition to any professional toolkit.