... 5-1mm.Custom made products are also welcomed. 3/8" Camera screws material C12L14,Brass, C1006-C1022,sus200,sus201,sus202 ... ,America A286,35#,40CR,35CRMO,SCM435,and etc. 3/8" Camera screws Surface treatment Plain, Black Oxide,nickel plated, Chromated ... control systems Quality Certificate:ISO9001:2008, ISO14001:2004Inspection quality system:ISO standard, 100% Whole range inspection through the production ...