CNC Spoilboard Surfacing Router Bits, 1/4 inch Shank 1 inch Cutting Diameter, Slab Flattening Router Bit Planing Bit Wood Planing Bit Dado Planer Bit - - Amazon.com
Infinity Cutting Tools 1/2" Shank, Dado Router Bit, 1" C.D. x 3/8" C.H.| Carbide Tip | Heavy-Duty | for Handheld Or Table Mounted Wood Router - - Amazon.com
KOWOOD Plus Double Flute Straight Router Bit Set, 1/4 Inch Shank. Cutting Diameter in 1/4”, 5/16”, 3/8”, 1/2”. with Updated Kowood C3 Carbide. Great for Create Groove, dado or Hollow - - Amazon.com