The Britool open-end spanners (metric) are forged in chrome vanadium steel with a high chrome finish. The open end is angled at 15° from the handle axis.
ISO 691 - ISO 1711-1 - ISO 3318 - ISO 10102 - DIN 3110.
The Britool BRIE113267B Metric Open End Spanner has the following dimensions: Size: 10 x 13mm Length: 172mm Weight: 62g Height: 5.10mm