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Specifications
| Drive Size(s) | 1/2" |
| Driver Type | Hex |
| Finish | Black |
| Grade | Professional |
| Impact Rated | Yes |
| Material | Chrome Vanadium Steel |
| SAE or Metric | Metric |
| Size(s) | 21 mm |
| Socket Depth | Shallow |
| Socket Points | 6 |
DIMENSIONS / UPC
| Quantity | UPC | Width | Depth | Height | Weight | |
| Each | 039564518317 | 1.7 | 1.2 | 3.8 | 0.25 | |
| Inner | 6 | 10039564518314 | 4.8 | 5.0 | 1.9 | 1.75 |
| Master | 72 | 20039564518311 | 5.6 | 11.1 | 11.1 | 21.45 |
Standard Pack 1