Dormer A777 HSCo Heavy-Duty Jobber Drill Bit 6mm
Dormer A777 HSCo cobalt steel drill bit (6mm) with 135° split point, ideal for aerospace & tough materials.
The Dormer A777 HSCo Heavy-Duty Jobber Drill Bit is engineered for demanding drilling applications, especially where high heat generation is expected. Made from high-grade HSCo Cobalt steel, this drill bit excels in drilling tougher, high-tensile materials, making it particularly suitable for the Aerospace Industry and other industrial applications.
Featuring a 135° split point, the drill bit reduces walking and improves centring, ensuring precise and efficient drilling. The thick web and standard helix flute geometry enhance durability and chip evacuation, contributing to longer tool life and smoother performance.
Key Features & Benefits
- Material: HSCo Cobalt steel for superior heat and wear resistance
- Special Point Geometry: Split point design (to NAS 907 Aerospace Specification type P3 Point) for better centring and reduced walking
- Flute Design: Standard helix, right-hand spiral for effective chip removal
- Surface Treatment: Bronze finish for improved corrosion resistance
- Compliance: Meets DIN 338 RN, BS328, and ISO 235 standards
Specifications
- Tip Diameter: 6.0mm
- Working Length (WL): 57mm
- Overall Length (OL): 93mm
Engineered for precision and durability, the Dormer A777 drill bit is an excellent choice for professionals working with high-performance materials.
- Drilling high-tensile materials
- Aerospace industry applications
- General industrial drilling
- Precision metalworking
- Material: HSCo Cobalt steel
- Special Feature: 135° split point (NAS 907 Aerospace Specification type P3 Point)
- Point Angle: 135° split point (for sizes 1.50mm and above)
- Surface Treatment: Bronze
- Flute Geometry: Standard Helix, Right Hand Spiral, Thick Web
- Compliance: DIN 338 RN / BS328 / ISO 235
- Tip Diameter: 6.0mm
- Working Length (WL): 57mm
- Overall Length (OL): 93mm
- Weight: 16g
Always follow local regulations and product guidance.
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