Milwaukee 49-56-0746 4-1/2" HOLE DOZER™ Hole Saw w/ Carbide Teeth | Cooper Electric
Amazon.com: 4-1/2 Inch Hole Saw with Heavy Duty Arbor,HSS Bi-Metal Holesaw Drill Bits Cut Smooth and Fast in Wood,Plastic, Drywall, Thin Metal, 4.5” Hole Cutter for Drilling Holes for Lock, Knobs and
4.5"-5.5" Wet Diamond Core Drill Bit Hole Saw Hard Concrete Block Brick Masonry | eBay
Milwaukee 4-1/2 in. Hole Dozer Bi-Metal Hole Saw 49-56-9649 - The Home Depot