product name:head apecial screw color:black,white,bright zinc plated,and so on material:stainless steel,iron size:M2-M16 a,Our steel screw has high quality and competitive price b,The size can also be changed as demands c,Can de made as designedA,The Company has through the ISO9001 quality system certification .B,We have various products and we can offer one-stop shopping service.C,Our products ...