1.Thread Size:M2.5-M30 2.Good Quality 3.Cheap Price 4.Fast Delivery HEXAGON NUTS DIN- 934, ... Mild Steel, High Tensile Steel, Brass and Stainless Steel.Plain, Zinc Plated / Galvanized< White, Blue-white, Yellow >, Black, Hot.Dip.Galvanizing ... and Carton BoxesDelivery10-25 Business Days DIN 934 hex nut zinc plated