... M6 D=2-4mm,1/4-20x4 Passivated stainless steel 3/8" Camera screws:A.Product specifications Passivated stainless steel Camera screws ... thickness:0.5-1mm.Custom made products are also welcomed. 3/8" Camera screws material C12L14,Brass, C1006-C1022,sus200,sus201,sus202 ... ,Japan SUH660,America A286,35#,40CR,35CRMO,SCM435,and etc. 3/8" Camera screws Surface treatment Plain, Black Oxide,nickel plated, ...