SpeTool Extra Long O Flute Spiral End Mill Carbide Router Bits 1-1/2 inch Cutting Length Single Flute Upcut for Acrylic PVC MDF Aluminum Cutter: Amazon.com: Tools & Home Improvement
SpeTool 2 Flute 1/8 inch Dia Aluminum End Mill CNC Spiral Router Bits
Amana Tool HSS1662 Double Flute Spiral Router Bits Metal Aluminum Cutting 1/2 D x 1-1/2 x 1/2 Inch Shank Down-Cut Router Bit High Speed Steel - - Amazon.com
3 important Tips for Cutting Aluminum with your CNC Router
AMS-140 3-Pc. Carbide Tipped V-Groove 90, 108 and 135 Degree Angles for Double Edge Folding Aluminum Composite Material (ACM) Panels 1/4 Inch Shank Router Bit Set