Sparex source: https://us.sparex.com/self-locking-nut-m10x1-25mm-din-985-grade-8-53837.html Product: Self Locking Nut, m10x1.25mm (din 985) Grade 8. - Sparex S.53837 SKU: S.53837 Detail enrichment pending: OEM cross references, fitment, catalog pages, and full specifications.