General description This Dormer A777 Heavy-Duty Cobalt Jobber Drill is engineered for high-performance drilling in tougher materials, particularly in the Aerospace Industry. It features a 135° split point design that minimizes heat generation during drilling, making it ideal for high tensile applications. Technical specifications Material: HSCo Cobalt Steel Flute Geometry: Standard Helix, Right-hand spiral Point Angle: 0.30 mm - 0.95 mm (118° Conical), 1.00 mm to 1.40 mm (135°), 1.50 mm and above (135° split point) Surface Treatment: Bronze Tip Diameter: 7.0 mm Working Length: 69 mm Overall Length: 109 mm Standards: DIN 338 RN / BS328 / ISO 235 Compatibility and accessories Compatible with standard drill chucks and drill presses Suitable for use with metalworking machines and hand drills Installation Insert the drill into a compatible drill chuck or machine Ensure the drill is securely tightened before use Select the appropriate diameter for your application Usage Use appropriate