Irwin Tools IRWIN Unibit #21 13/16-Inch to 1-3/8-Inch Step-Drill Bit, 1/2-Inch Shank (10221), Black
| Country | USA |
| Brand | DA VINCI |
| Manufacturer | Da Vinci Imports |
| Binding | Automotive |
| ItemPartNumber | PTH-012-10 |
| Model | PTH-012-10 |
| Color | Silver |
| ReleaseDate | 0000-00-00 |