Inhlanganisela Spanner, AF / Imperial (SAE), DIN 3113A. I-Chrome vanadium. Satin Qeda. Ubukhulu obufanayo kuzo zombili iziphetho. Indandatho enamaphuzu ayi-12 ikwi-engeli engu-15degree.
| Usayizi | L (mm) | H1 (mm) | H2 (mm) | I-D1 (mm) | I-D2 (mm) | T (mm) | Isisindo (g) |
| 5/16" | 120 | 5.5 | 4.5 | 12.8 | 19.2 | 3.0 | 25 |