Drill America DMS 1 in. Carbide Tipped Hole Cutter with 3/16 in. D of Cut and Auto Ejecting Slug DMS04-8025 - The Home Depot
45mm x L165mm Mandrex SuperXcut TCT Extra Deep Hole Saw - Armac Products
2 inch Diamond Hole Saw for Concrete Masonry Cinder Blocks Stucco Granite Quartz Marble Core Drill Bit Heavy Duty Dry or Wet Drilling Standard Shank Extra Deep Depth of Cut - Amazon.com
3 Inch Deep Hole Saws - Rogue Fabrication
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,
Extra Long Holesaws - Swiftfix
Starrett Deep Cut Hole Saw - DCH1036 Heavy Duty Bi-Metal with Extra Cobalt HSS Teeth - for Metals Wood Cast Iron Fibreglass Plastic Materials - 21mm: Amazon.com: Tools & Home Improvement
MXqs SuperXcut Xtra DEEP 165 | MandreX - Smart Tools
2" Diameter x 5-1/2" Deep Cut Bi-Metal Hole Saw
3 Inch Deep Hole Saws - Rogue Fabrication
Starrett NVP Deep Cut Bi-Metal Hole Saw with Arbor - 2-3/4 Inch (70mm) - Walmart.com