... collar hook: 1.Material:brass 2.MOQ:5000SETS 3.Size:partA10*8mm ... price garment accessory- sewing collar hook &hook and bar:1.Material:Iron,Brass,Stainless steel2.Style: ... friendly ( nickel-free,azo-free lead-free and under needle test)7.Main Markets: North American ... . With the spirit of "pragmatic innovation, integrity and refinement" and "customer first, quality-oriented" as our purpose, ...