General description This high-quality Dormer A777 HSCo Heavy-Duty Jobber Drill is designed for heavy-duty drilling applications, particularly in tougher materials that generate more heat. It features a 135° split point for precise and efficient drilling, reducing walking and ensuring accurate holes. This drill bit is suitable for use in aerospace and industrial applications, offering excellent durability and performance. Technical specifications Tip diameter: 12.0 mm Working length: 101 mm Overall length: 151 mm Point angles: 118° conical point for sizes up to 0.95 mm; 135° four-facet point for sizes from 1.00 mm to 1.40 mm; 135° split point for sizes 1.50 mm and above Flute geometry: Standard helix, right-hand spiral, thick web Surface treatment: Bronze coating Material: HSCo cobalt steel Compliance standards: DIN 338, RN / BS 328, ISO 235 Compatibility and accessories Compatible with standard drill chucks and drill presses Suitable for drilling in metals, aerospace materials, and