SpeTool Spiral Router Bits with UpCut 1/4 inch Cutting Diameter, 1/4 inch Shank 3 inch Extra Long HRC55 Solid Carbide CNC End Mill for Wood Cut, Carving - - Amazon.com
3/4'' D x 1-1/4'' H x 1/2'' Shank Onsrud HSS Up-Cut Spiral Mortising Bit| Rockler Woodworking and Hardware
MLCS 200 Solid Carbide Spiral Upcut Bit Starter Set, 3-Piece - Up Spiral Router Bits - Amazon.com
5/16" Solid Carbide Spiral Upcut Bit 170C - Leigh Dovetail Jigs and Mortise Tenon Jigs
Whiteside Router Bits RU2100 Standard Spiral Bit with Up Cut Solid Carbide 1/4-Inch Cutting Diameter and 1-Inch Cutting Length - Edge Treatment And Grooving Router Bits - Amazon.com
High-Speed Steel Onsrud Spiral Router Bits - Lee Valley Tools
SpeTool Upcut Spiral CNC Router Bits with 1/2 Inch Shank , 1/2 Inch Cutting Diameter HRC55 Solid Carbide CNC End Mill for Wood Mortises and Cutting Dadoes Carving Engraving Tools - - Amazon.com
DIABLO 1/4 in. x 1 in. Carbide Up Spiral Router Bit DR75102 - The Home Depot