Dremel 561W 1/8" Multi-Purpose Cutting Bit Rotary Tool Accessory for Wood, Plastic, Fiberglass, Drywall, Aluminum, and Vinyl Siding - Walmart.com
Dremel SC476 SpeedClic Cutting Wheels Multi Pack, Rotary Tool Accessory Kit of 5 Cutting Discs, 38 mm, 14 mm Cutting Depth for Cutting Plastic, PVC, Plexiglass - Television - Amazon.com
Rotary tool + Router bit + Plastic - YouTube
High Speed Cutter #115 (2-Pack) - The Compleat Sculptor - The Compleat Sculptor