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) |
| 1/4" | 100 | 4.7 | 4.0 | 10.1 | 15.5 | 2.7 | 16 |