PIN SPRING COILED H.DUTY ISO 8748 12X60 Stainless AUSTENITIC – 300 pcs PIN SPRING COILED H.DUTY ISO 8748 12X80 Stainless AUSTENITIC – 300 pcs or PIN SPRING COILED H.DUTY ISO 8748 12X60 High Carbon Steel – 300 pcs PIN SPRING COILED H.DUTY ISO 8748 12X80 High Carbon Steel – 300 pcs