1.Thread Size:M2.5-M30 2.Good Quality 3.Cheap Price 4.Fast Delivery HEXAGON NUTS DIN- 934, ... . 1/4"-20--2-1/4"-4.5in Mild Steel, High Tensile Steel, Brass and Stainless Steel.Plain, Zinc Plated / Galvanized ... , Poly Bags and Carton BoxesDelivery10-25 Business Days DIN 934 hex nut zinc plated