Dormer Pramet C822 16.5mm x 5.mm HSS-E Screwed Shank Woodruff Cutter DIN 850The Dormer Pramet C822 Woodruff Cutter is a precision HSS E milling tool designed for reliable keyway milling in steel and other metals. Built for machinists and precision workshops, it combines a cobalt based substrate with a robust 10 mm combi shank for secure, accurate cuts. Model: C822 Diameter: 16. 5 mm Width of cut: 5 mm Overall length: 56 mm Teeth: 8 Shank: 10 mm combi shank with Weldon flat and thread Material: Cobalt based HSS E with bright