The new line of Ruff-N-Cutt is designed with geometry optimized for efficient machining of aluminum alloys. It's chip-breaker design reduces torque and horsepower requirements and its high helix design allows for efficient evacuation of chips. Fastcut's powdered metal end mills are offered in various cutting diameters, shank diameters and flute lengths. They are available uncoated or with TiCN and ZrN coatings.