these are the drills you need
60 Number Wire Gauge Drill Bits from #1 to #60
1/4" x 5/8" Double Cut Cylinder Cutter
Features a new Dual Flute design to drill 17% faster and remove more material than standard step drills
723° Fahrenheit
29 Pc Drill Bit Set 1/16" to 1/2" Pig Steel Drill Hog Lifetime Warranty USA MADE these are the drills youDrill Hog 29 Pc Pig Steel M60 Drill Bit Set Includes: 29 Fractional Sizes from 1 16" to 1 2" (by 1 64ths) Sizes: 1 16", 5 64", 3 32", 7 64", 1 8", 9 64", 5 32", 11 64", 3 16", 13 64", 7 32", 15 64", 1 4", 17 64", 9 32", 19 64", 5 16", 21 64", 11 32", 23 64", 3 8", 25 64", 13 32", 27 64", 7 16", 29 64", 15 32", 31 64", 1 2" Specifications: Pig Steel M60 Steel 1 64th Increments (Does not Skip any Sizes) Split Point Prevents "Walking" Reduced Shank Will