... screws and fasteners Size:M4-25 Material: Stainless steel 1018 Standard:ASTM, JIS, BS, AS, ISO, GB, Nonstandard bolt Injection Stainless Steel screws ... mm) 13Port of LoadingShanghai ChinaPurchasing NoticePlease let's know the size, quantity, Material or Grade, surface. If it is ... sample or drawing 5.We are the professional manufacturer of Screws, located in Suzhou city. near the Shanghai.The biggest ...