Short Description: This bit is specifically designed for milling aluminum. O flute end mills allow for lots of chip clearance which is essential when milling aluminum. Aluminum creates larger chips than most other materials and bits such as O-flute end mills are recommended for proper chip removal. Features: 1. Premium C3 micro-grain solid tungsten carbide for a high-performance industrial quality tool 2. UNIQUE DESIGN.O-Flute design spiral router bit ensures efficient chip removal, reducing clogging, providing smooth cutting performance, and extending tool life; 3. APPLICABLE MATIARIALS.Suitable for a variety of materials, acrylic, plastic, aluminum, copper, and wood; Used for Carving, Cutting, Slotting, Milling, Hollow Cutting; 4. WIDE APPLICATION.Perfect for CNC routing, hobbyist projects, and sign making with plastic and non-ferrous materials. 5. DURABLE AND PRECISE. Single flute router bits, high-quality construction ensures durability and precision, allowing for consistent and accurate cuts.