21mm thin wall socket featuring protective sleeves to prevent scratching. Made from heavy duty chrome molybdenum.
Protective sleeves and plastic inserts prevent scratching of wheels and lug nuts
Hollow design allows room for removing longer bolts
Color coded for easy identification
Heavy duty chrome molybdenum
Outside diameter including sleeve: 1.228 in. (31.2mm)
Warranty: Lifetime
| Color | Red |
| Drive Size(s) | 1/2" |
| Driver Type | Hex |
| Grade | Professional |
| Impact Rated | Yes |
| Material | Chrome Molybdenum Steel |
| SAE or Metric | Metric |
| Size(s) | 21 mm |
| Socket Depth | Deep |
| Socket Points | 6 |
| Quantity | UPC | Width | Depth | Height | Weight | |
| Each | 039564096174 | 1.7 | 1.25 | 5.6 | 0.6 | |
| Inner | 4 | 10039564096171 | 3.2 | 6.3 | 2.8 | 2.4 |
| Master | 24 | 20039564096178 | 7.1 | 10.3 | 6.4 | 14.95 |
California Prop 65 Warning
