| Dimension C, Bolt Clearance Depth, inches | 1-1/4 |
| Size, inches | 1/4 |
| Country Of Origin | USA |
| Dimension A, Socket End Dia., inches | 13/32 |
| Dimension B, Drive End Dia., inches | 11/16 |
| Finish | Black Oxide |
| Dimension D, Length, inches | 1-5/8 |
| Dimension E, Opening Depth, inches | 7/32 |
Malaysia