DeWalt DW1129 29/64 By 5-3/4 Inch Black Oxide Coated Drill Bit: High Speed Drill Bits 7/16 Thru 1/2 Inch (885911248778-1)
29/64" Stepped Point Cobalt Drill Bit | GSC29/64 | DrillsandCutters.com
Amazon.com: BOSCH CO2156 1-Piece 29/64 In. x 5-5/8 In. Cobalt Metal Drill Bit for Drilling Applications in Light-Gauge Metal, High-Carbon Steel, Aluminum and Ally Steel, Cast Iron, Stainless Steel, Titanium : Industrial