Dormer Pramet C822 28.5mm x 8.mm HSS-E Screwed Shank Woodruff Cutter DIN 850

Premium Woodruff cutter designed for precise keyway milling in steel, stainless steel, cast iron, and non-ferrous metals. The Dormer Pramet C822 delivers durable, reliable performance for machinists and shops that require accurate, repeatable keyway slots.

• Diameter: 28.5 mm
• Width of cut: 8 mm
• Overall length: 63 mm
• Teeth: 12-tooth configuration
• DIN standard: DIN 850
• Shank: 10 mm combi shank with Weldon flat and thread
• Material and finish: cobalt-based HSS-E with bright finish for enhanced wear resistance
• Helix angle: 10°
• Rake angle: 10°
• Primary use: keyway milling in steel, cast steel, stainless steel, cast iron, non-ferrous metals, and high-temperature alloys

The combination of cobalt-based HSS-E and a 10° helix provides dependable cutting performance in demanding materials, while the Weldon-flat threaded combi shank ensures secure clamping and repeatable tool positioning. With 12 teeth, this cutter strikes a balance between material removal rate and smoothness of cut, helping to minimize noise and chatter during operation. Designed to DIN 850 standards, it integrates smoothly with compatible holders and fixtures for efficient setup in production environments.