https://www.canadiantire.ca/en/pdp/mastercraft-maximum-carbide-grit-hole-saws-with-diamond-blades-set-11-pc-0548260p.html
Mastercraft Maximum Carbide Grit Hole Saws with Diamond Blades Set, 11-pc | Canadian Tire
11-piece Hole Saw Set features a carbide grit and diamond blades,Includes: 6 carbide grit hole saws in sizes 7/8, 1-1/8, 13/8, 13/4, 25/8, and 27/8", two 4.5"...
carbide grit hole saws