Drill America 1-1/2 in. M42 Cobalt Reduced Shank Drill Bit with 1/2 in. Shank D/ACO1-1/2 - The Home Depot
DrillGlass 1/16" Cylinder Drill Bits On A 1/8" Shank | Fits Your Rotary Tool Compatible with Dremel | Bag of 10, for Glass and Jewelry (11618RB): Amazon.com: Tools & Home Improvement
1-1/16" X 1" M2 HSS Annular Cutters for Magnetic Drill Bit (USA) (1/Pkg.) | AFT Fasteners