Engineered for precision keyway milling, the Dormer Pramet C822 Woodruff Cutter is built for machinists and workshops that demand dependable, repeatable results. With a 45.5 mm diameter, 12 teeth, and a 71 mm overall length, it delivers clean, accurate keyways in steel, cast iron, and other alloys.

• Diameter: 45.5 mm
• Width of cut: 10 mm
• Overall length: 71 mm
• Teeth: 12
• Shank: 12 mm combi shank with Weldon flat and thread
• Material: HSS‑E cobalt-based with bright finish
• Helix angle: 10°
• Rake angle: 10°
• Standards: DIN 850 compliant geometry
• Application: Keyway milling in steel, cast steel, stainless steel, cast iron, non-ferrous metals and high‑temperature alloys

This cutter is designed for secure mounting and dependable performance in demanding environments. The cobalt-based HSS‑E construction enhances wear resistance for longer tool life, while the 10° helix and 10° rake angle promote smooth cutting action and efficient chip evacuation. The combination shank with Weldon flat and threading ensures a stable, rigid connection to your milling setup, helping you achieve consistent keyway profiles across multiple runs. Ideal for gear, pulley, and shaft assemblies, it supports precise sizing and clean finishes in a variety of materials.