DEWALT DW1931 31/64" PILOT POINT HIGH SPEED STEEL DRILL BIT REDUCED SHANK HSS | eBay
Michigan Drill 208B Series High-Speed Steel Extra Long Drill Bit, Ground Finish, Round Shank, Spiral Flute, 118 Degrees Conventional Point, 31/64" Size (Pack of 1): Amazon.com: Tools & Home Improvement