1.Brass Terminal turned part 2.wood screw, screw cap 3.set screw, ball screw 5.Standard: JIS, BS, DIN, AISI Product ... , button, truss3) Surface treatment: kinds of plating (Zinc, Nikel, Chrome, Tin, Ag); Painting, Powder, Anodizing, E-coating, Silkscreen, Heat treatment, Black ...