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 17mm * Black phosphate finish * Raised collar around jaw * Hardened and tempered * Draper type 37528 https://elecena.pl/product/27253010/draper-37528-17mm-single-open-end-spanner 2024-11-13 https://elecena.pl/product/27253010/draper-37528-17mm-single-open-end-spanner 2025-03-14