The Robert Charles DIN 3 Flute Countersink 82° is manufactured to DIN standards for producing precise 82° countersinks and chamfers, commonly used for imperial fastener applications. The 3-flute cutting design provides smooth and stable cutting performance, reducing vibration and helping to achieve a clean, accurate finish. Suitable for use on a variety of materials including steels, aluminium, and plastics, this countersink is designed for reliability and consistent performance in engineering, workshop, and production machining environments.