55408 2-Piece Carbide Tipped Tongue & Groove 3/8 Kerf x 1-5/8 Dia x 17/32 x 1/2 Inch Shank Set for 3/8 - 1/2 Material: Router Bits, Jointing Router Bits, Tongue & Groove Router Bits
Yonico 15222 Tongue and Groove Router Bit Set with Large Stock Upto 1-1/4-Inch 1/2-Inch Shank : Amazon.ca: Tools & Home Improvement
55407 2-Piece Carbide Tipped Tongue & Groove 1/2 Kerf x 1-7/8 Dia x 3/4 x 1/2 Inch Shank Set for 1/2 - 3/4 Material: Router Bits, Jointing Router Bits, Tongue & Groove Router Bits
Bosch 1-7/8 inch x 1/4 inch Carbide Tipped Tongue and Groove Bit | The Home Depot Canada
REDS Y76210-8 - 3/4" Stock Tongue and Groove Router Bit Set - 1/2" Shank | eBay
55400 Carbide Tipped Tongue & Groove 3/8 Kerf x 1-5/8 Dia x 3/4 x 1/2 Inch Shank Assembly for 1/2 to 3/4 Material: Router Bits, Jointing Router Bits, Tongue & Groove Router Bits
KOWOOD Tongue and Groove Set of 2 Pieces 1/4 Inch Shank Router Bit 3 Teeth Adjustable T Shape Wood Milling Cutter : Amazon.ca: Tools & Home Improvement
YONICO Router Bits Tongue & Groove Set 1-1/2-Inch 2 Bit 1/2-Inch Shank 15224 : Amazon.ca: Tools & Home Improvement