Material: Grade 8.8steel
Model corresponding packaging quantity description:25pcs M2 , 25pcs M2.5 , 25pcs M3 , 25pcs M3.5 , 25pcs M4 , 25pcs M5 , 25pcs M6 , 20pcs M8 , 10pcs M10 , 10pcs M12 , 5pcs M14 , 2pcs M16 , 2pcs M18 , 2pcs M20 , 1pc M22 , 1pc M24