Amana Tool - Amana Tool - 46032 - Solid Carbide CNC Foam Cutting Up-Cut Ball End Spiral Router Bit - 1/4" x 2-1/4" - 1/4" Shank - 4" Length
A.G.E. Series by Amana Tool MD502 Raised Panel Door Making Carbide Tipped Router Bit Set with Back Cutter with 1/2-Inch Shank, 3-Piece - Door And Window Router Bits - Amazon.com