| Working Torque, in-lb | 2,275 |
| Country Of Origin | USA |
| Dimension C–C1, Head Depth, Spline and Square, inches | 13/32–1/2 |
| Dimension B–B1, Head Dia., Spline and Square, inches | .818–1.04 |
| Spline Size | #18 |
| Finish | Chrome |
| Dimension A, Length, Ctr. To Ctr., inches | 3 |
| Hex Size, inches | 9/16 |
| Size, Spline (SAE) | #18 (9/16'') |
Malaysia