Bosch Bi Metal Hole Saw Set General Purpose 9pc HSBIM9 from Bosch - Acme Tools
Diamond Hole Saws
Bosch 1-3/8-in Bi-metal Arbored Hole Saw in the Hole Saws & Kits department at Lowes.com
Bosch 1-1/2 in. Diamond Grit Hole Saw HDG112 - The Home Depot
Amazon.com: Bosch Professional 2608594183 8-Piece Tungsten Carbide Hole Saw Endurance for Heavy Duty Universal Set (ØØ 22/25 / 35/40 / 51/68 mm, Drill Accessories) : Tools & Home Improvement
Amazon.com: BOSCH HBT112 1-1/8 In. Bi-Metal T-Slot Hole Saw : Tools & Home Improvement