


This 21mm impact socket is designed for professionals and DIY enthusiasts who require strength and durability in heavy-duty applications. Its robust construction ensures reliable performance with impact tools.
| Spec | Detail |
|---|---|
| Brand | US PRO |
| Size | 21mm |
| Points | 6 |
| Drive | 3/4" |
| Total Length | 51mm |
| Socket End Diameter | 34.5mm |
| Drive End Diameter | 44mm |
| Material | 42 CR-MO steel |
| Hardened | HRC 45 |
| Finish | Black phosphate |
Add this durable impact socket to your toolkit today for dependable performance on every job.