180pcs M2.5 Single/Double Pass Hex Copper Column Screw Nut Assorted Set Box

ITEM NAME:180pcs M2.5 Single/Double Pass Hex Copper Column Screw Nut Assorted Set Box Descriptio n Specificationï ¼Å¡.Product list: 180pcs M2.5 Single/Double Pass Hex Copper Column. 180pcs M2.5 Single/Double Pass Hex Copper Column. Material: copper and copper alloy. We'd like to settle any problem in a friendly manner.