Product Review

The Neiko 10169A Step Drill Bit and Center Punch set comes with the following pieces:1/4-inch shank 6-step drill bit: 3/16-inch to 1/2-inch in 1/16-inch increments1/4-inch shank 13-step drill bit: 1/8-inch to 1/2-inch in 1/32-inch increments3/8-inch shank 10-step drill bit: 1/4-inch to 1-3/8-inch increments3/8-inch shank 12-step drill bit: 3/16-inch to 7/8-inch in 1/16-inch incrementsOne automatic center punch