Walter-Werkzeuge-370-C-Open-Ended-Ring-Spanners-Walter-Werkzeuge-07182-P-This-open-ended-ring-spanner-from-Walter-Werkzeuge-has-been-manufactured-with-chromium-vanadium-steel-&-is-ideal-for-using-with-union-nuts-&-pipe-screw-connections-P-Walter-Werkzeuge-370-C-Open-Ended-Ring-Spanner-8-x-10mm