Bi-metal Hole Saw, 13 Pcs Hole Saw Set With 13 Mandrels, 13 Hex Key And 13 Springs, Saw Blade 18-75mm For Drilling Plastic, Pvc, Wood, Fiberboard, Sof | Fruugo NO
Amazon.com: 6 Inch 152mm Hole Saw Blade for 1/2" Electric Drills, with Hex Shank Arbor,HSS Bi-Metal Holesaw Drill Bits Cut Smooth and Fast in Wood,Plastic, Drywall, Thin Metal : Tools & Home
Amazon.com: ABuff 4 inch 100 mm Hole Saw with Arbor, Heavy Duty 38mm Depth Bi-Metal HSS 4 Inch Hole Saw Blade with Positive Rake Teeth for Cutting Soft Metal, Drywall, Plastic, Wood,
Freud Hole Saw Blade - Size 1 -1/4 in.
1-1/32 Inch Bi-Metal Hole Saw HSS Hole Cutter Heavy Duty for Drilling Wood Plastic Plywood Ceiling Thin Metal(26mm) - Walmart.com