... specification: Material Brass SizeH5.0* 14mmtolerance +/-0.01mmFinishGold platedprocess of producing 1) Automatic lathe, 2) BURR FREE ,3) ... Drilling 4)Nickel platedweight 8gUsefulelectronic products , kinds of connecter, Connector accessories,Computer fastener3.R&D and producing ... .01mmsuface processing way Black Anodized ,red Anodized, kinds of Anodized,gold plated, Nickel plated, Tin plated, chrome ...