The Britool combination spanners (metric) are crafted in chrome vanadium steel and finished in high chrome.
The ring spanner end has a 12-point OGV® profile angled at 15° , maximising the contact surface with the nut for a longer lifetime. The open end is angled at 15° from the handle axis.
ISO 691 – ISO 1711-1 – ISO 3318 – ISO 7738 – DIN 3113.