





Shitelaow twenty years of professional locknut manufacturing, adhering to quality and insisting on focus. Long-term focus on manufacturing DIN7967 standard locknuts. Preferred 65Mn spring steel, hardened and with phosphated black surface treatment, IATF116949 automotive quality certified factory, large-scale production with obvious quality and cost advantages. M48 specification locknuts in stock, please find Shitelaow!