Dormer Pramet C922 12.0mm HSS-E-Powder Metal Alcrona Primax Flatted Shank Multi-Flute Roughing (HRA) Standard Length End Mill DIN 844 KEngineered for aggressive material removal in tough metals, the Dormer Pramet C922 12. 0mm HSS E Powder Metallurgy Alcrona Primax End Mill is a robust choice for precision roughing. Designed for shoulder milling, slot milling, and ramping, it delivers reliable performance in a range of demanding materials. Diameter: 12. 0 mm Length of Cut: 26 mm Overall Length: 83 mm Reach Neck Relief: 37. 5 mm reach with neck relief Shank: 12 mm Weldon shank for