Irwin® Unibit® Step Drill Set, General Purpose, Imperial System of Measurement, #3 Minimum Drill Bit Size, #1 Maximum Drill Bit Size, 3 Piece, Specifications: 3-Flat Hex Shank, Standard Point, HSS, Steam Oxide
| Specifications | : | 3-Flat Hex Shank, Standard Point |
| Type | : | General Purpose |
| System of Measurement | : | Imperial |
| Minimum Drill Bit Size | : | #3 |
| Maximum Drill Bit Size | : | #1 |
| Number of Pieces | : | 3 |
| Material | : | HSS |
| Finish | : | Steam Oxide |