An open ended spanner forged from chrome vanadium steel with head angle set at 15°. Black phosphate finish, especially suitable for use in areas where chemicals and chrome plate can give off poisonous fumes. * Jaw size 50mm * Black phosphate finish * Raised collar around jaw * Hardened and tempered * Draper type 37539 https://elecena.pl/product/27252999/draper-37539-50mm-single-open-end-spanner 2024-11-13 https://elecena.pl/product/27252999/draper-37539-50mm-single-open-end-spanner 2026-03-22