DIN981 Lock Nuts Round Nuts ISO2982

Size:M3-M42Class or Grade:class/grade 4,5,6,8,10,12,sus201,sus304,sus316Head Mark:We can mark the customers' abbreviations, such as "T 4" "T8" etc.Material:1.Carbon Steel:C1008/C1010/C1015/C1030/1035/1045/40CR2. Stainless Steel: AISI304,AISI316,AISI316LFinishing:1.Plain or Protective oil.2.Zinc Plated:White,Black,Blue,Yellow,CR3+,CR+63.Chrome,H.D.G,NickelPacking:Normal packing way: bulking in cartons, 25kgs/carton, 36cartons/ pallet (900kgs each pallet)Also can pack products according to customers' requirementDetail Quality Inspection:A. 100% inspection during the ProductionB. QC departmentC. ISO9001,ISO14001,ROHSD. Inspection equipment:    Hardness test, torque test meter, salt spray endurance test, mechanical sizes test,    Hydrogen embrittlements test, ROHS report Mill test certification and etc as per your need.