din929 hex weld nut 1.Size M3-M16 2.Material,carbon stee 4. ... , 3.Certificate,Onsite Check,ISO 4.MOQ,50pcs din929 hex weld nut1.Size M3-M162.Material,carbon stee 4.8,3 ... Check,ISO4.MOQ,50pcs5.Product details as below, Productdin929 hex weld nutMaterialStailess steel carbon steel,and so onFinishself color, zinc plated ...