$61.99 825-1-1/2 Bi-Metal Hole Saw, 1-1/2-Inch, Cut through steel, tin, aluminum, fiberglass, wood and 
Diablo 2 1/2-Inch Carbide Tipped Hole Saw for Wood/Metal Cutting | The Home Depot Canada
IVY Classic 27040 2-1/2-Inch Bi-Metal Variable Pitch Hole Saw One Piece Arbor | eBay
