Dremel Ultra-Saw US540 3.5" Diamond Tile Cutting Wheel US540 - The Home Depot
Dremel EZ545 1-1/2-Inch EZ Lock Diamond Cutting Wheel - Rotary Tool Accessory, Perfect for Tile and Metal Cutting - Power Rotary Tool Accessories - Amazon.com
Dremel 566 Tile Cutting Kit,Black - Amazon.com
Dremel 1/8 In. Tile Cutting Bit 562 from Dremel - Acme Tools
Dremel Steel 1/8-in Cutting Bit Accessory in the Rotary Tool Bits & Wheels department at Lowes.com