1/4" to 3/4" Spiral Flute Step Drill Bit (9 Steps)
USA Made by Norseman
Tri-Flat Shank Prevents "Spinning" in the Chuck
Drill Hog Challenge
Left hand drills are used to remove broken bolts
21 Pc Jr Drill Bit Set Index Molybdenum M7 MOLY Lifetime Warranty Drill Hog® 1/4" to 3/4" Spiral FluteDrill Hog USA 21 Pc Hi Molybdenum M7 Drill Bit Set Includes: 21 Fractional Sizes 1 16" 3 8" 1 16" to 3 8" 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" Specifications: Hi Molybdenum M7 HSS Steel Sized in 1 64th Increments (Does not Skip any Sizes) 135 Degree Split Point Prevents "Walking" Tri Flat Shank Prevents "Spinning" in Chuck