The IRWIN® HSS Pro Combination Drilling Set is supplied in a compact carry case and contains the following:

6 x HSS Cobalt Drill Bits: 2, 3, 3.5, 4, 6, 8mm
4 x Masonry Drill Bits: 4, 5, 6, 8mm
4 x Wood Drill Bits: 3, 4, 6, 8mm