... .size: per customer's drawing 4.finish: zinc, nickel, chromed 1.sheet metal fasteners, fasteners, spacers2.Material: Brass,Stainless steel/aluminum ... -40, 6-32, 8-32, 032Length: 6~25mm, 0.312~1.062"5.fine quality and good price.6.detail, please contactShenZhen ...