Yonico Louvre Slat 1-1/4 in. L 1/2 in. Shank Carbide Tipped Router Bit 18153 - The Home Depot
Amazon.com: Shutter Bead Router Bit w/Shank – Router Bit for Custom Shutters – Edge Forming Router Bits for Doors, and More – K10 and K20 Grade Carbide Cutter Router for Clean Cutting
Yonico Counter Bore and Screw Slot 1/2 in. Dia 1/2 in. Shank Solid Carbide Insert Router Bit 14198 - The Home Depot