Stainless Steel Double End Stud Bolt Jiashan Apro Fastener Co., Ltd. Base Info Model NO.：AF-048Material：Carbon SteelSurface Finishing：BlackGrade：B7Certification：ISOCustomized：CustomizedTrademark：AprofastSpecification：M3-M72Origin：ChinaHS Code：7318190000 Description Pre：Disc Spring Belleville Washer with High Quality Next：Alloy Steel Flat Washers DIN 125A with High Quality
