Dormer A777 HSCo Heavy-Duty Jobber Drill Bit, 6.80mm

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.