Amazon.com: SpeTool Single Flute (O Flute) Spiral End Mill Aluminum Cutter Carbide Router 1 inch Cutting Length with 1/4Inch Shank for Aluminum Acrylic PVC MDF Plastic : Industrial & Scientific
51444 Solid Carbide CNC Spiral 'O' Single Flute, Plastic Cutting
Plastic Cutting Router Bits
EBTOOLS 12Pcs Router Bits Kit High Speed Steel Woodworking Milling Cuter Set With Plastic Storage Box High Hardness For Wood Processing,Router Bits Set,Tongue And Groove Set - Walmart.com
Amana Tool 43512 1/4" Solid Carbide Single 'O' Flute Plastic Cutting Router Bit | burnstools.com