Step Drill Bit

Step Drill Bit
Part Number Smallest Diameter Largest Diameter No Of Steps Shank Diameter Box Quantity
M2-8510500A1/8"1/2"131/4"1
1/8" - 5/32" - 3/16" - 7/32" - 1/4" - 9/32" - 5/16" - 11/32" - 3/8" - 13/32" - 7/16" - 15/32" - 1/2"
M2-8510750 1/4" 3/4" 9 3/8" 1
1/4" - 5/16" - 3/8" - 7/16" - 1/2" - 9/16" - 5/8" - 11/16" - 3/4"
M2-8510875 3/16" 7/8" 12 3/8" 1
3/16" - 1/4" - 5/16" - 3/8" - 7/16" - 1/2" - 9/16" - 5/8" - 11/16" - 3/4" - 13/16" - 7/8"
M2-8511000 5/16" 1" 12 3/8" 1
5/16" - 3/8" - 7/16" - 1/2" - 9/16" - 5/8" - 11/16" - 3/4" - 13/16" - 7/8" - 15/16" - 1"
M2-8511125 7/16" 1-1/8" 12 3/8" 1
7/16" - 1/2" - 9/16" - 5/8" - 11/16" - 3/4" - 13/16" - 7/8" - 15/16" - 1" - 1-1/16" - 1-1/8"
M2-8511375 3/4" 1-3/8" 11 3/8" 1
3/4" - 13/16" - 7/8" - 15/16" - 1" - 1-1/16" - 1-1/8" - 1-3/16" - 1-1/4" - 1-5/16" - 1-3/8"
Two Flutes for Cleaner Cuts - Self-Centering Split Point Prevents Walking