Kobalt 4-Piece 1/8-in 1-5/8-in High-speed Steel Countersink Twist Drill Bit in the Twist Drill Bits department at Lowes.com
Tungsten Carbide Hole Saw, 40mm or 1-5/8 Drill Bit, for Stainless Steel
Drill Bit Set 8 PCS Metal Drill Bits for Wood Impact Driver Steel Dril – SATC
1-5/8-Inch by 3/8-Inch Shank Forstner Drill Bit - Amazon.com
1-5/8" HSS Stub Drill Bit | DWDST1-5/8 | DrillsandCutters.com
Milwaukee 1-5/8 in. x 23 in. 4-Cutter SDS-MAX Carbide Drill Bit 48-20-3991 - The Home Depot
Airgas - WAL1035N140 - Drillco Nitro Series 1035N 5/8" X 6" Black And Gold Oxide HSS General Purpose Jobber Length Drill Bit With 3/8" Reduced Shank And 4 1/2" Spiral Flute
Milwaukee 1-5/8 in. x 23 in. 4-Cutter SDS-MAX Carbide Drill Bit 48-20-3991 - The Home Depot
Milwaukee 48-89-9205 #5 Step Drill Bit, 1/4 in. - 1-3/8 in. by
DRILL BIT SET - 12 PCS - Small Bits - 2 Each 1/8, 1/16, 3/64, 5/64, 3/32, 7/64 | eBay