Step Drill Set Bahco 228-SET-SD

For making holes in thin sheet metal Step drill with titanium nitride coating, increasing its service life 4-5 times compared with conventional drill bits Set of 3 high-speed steel step drills in the following sizes from 4 to 12 mm in 1 mm steps from 4 to 22 mm in 2 mm steps from 5 to 35 mm in 2 mm steps