Dormer A777 HSCo Heavy-Duty Jobber Drill Bit, 6.80mm
Durable Dormer A777 cobalt drill bit (6.80mm) with 135° split point for aerospace & tough materials.
The Dormer A777 HSCo Heavy-Duty Jobber Drill Bit is engineered for demanding drilling applications, especially in high-temperature environments and tough materials. Featuring a sturdy 135° split point, this drill bit is ideal for use in the aerospace industry and other high-performance sectors where superior heat resistance is required.
Crafted from HSCo Cobalt steel, these bits offer exceptional durability and longevity. The standard helix, right-hand spiral, and thick web ensure optimal chip removal and reduced breakage. The surface treatment in bronze enhances corrosion resistance and extends the tool life.
Key Features
- 135° split point geometry for easier centring and reduced walking
- HSCo Cobalt steel for high heat resistance and hardness
- Bronze surface treatment to improve durability
- Conforms to DIN 338 RN / BS328 / ISO 235 standards
Applications
- Aerospace industry
- High-tensile materials
- Automated and manual drilling
Specifications
- Tip Diameter: 6.80mm
- Working Length: 69mm
- Overall Length: 109mm
- Material: HSCo Cobalt Steel
The Dormer A777 Jobber Drill ensures precision, reliability, and superior performance in the most challenging drilling tasks.
- Shipped within 0-2 business days
- Shipping to United States: 3-5 business days*
- Free Shipping Included
- Aerospace industry
- High-tensile materials
- Automated drilling
- Manual drilling
- Flute Geometry: Standard Helix, Right hand spiral, Thick Web
- Point Angle: 135° split point (conforms to NAS 907 Aerospace Specification type P3 Point)
- Material: HSCo Cobalt steel
- Surface Treatment: Bronze
- Standards: DIN 338 RN / BS328 / ISO 235
- Tip Diameter: 6.80mm
- Working Length: 69mm
- Overall Length: 109mm
- Weight: 24g
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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