304 Stainless Steel Spring Wire Diameter 0.02 - 3 mm Length 1 m / 5 m / 10 m Spring hard Steel Wire
https://www.vogueparade.com/shopping/EN/100007498/1/1005003155537966/304-stainless-steel-spring-wire-diameter-002-3-mm-length-1-m-5-m-10-m-spring-hard-steel-wire//