Full Thread Stud Bolt Zinc Plated Jiashan Apro Fastener Co., Ltd. Base Info Model NO.：AF-047Material：Carbon SteelSurface Finishing：BlackGrade：B7Certification：ISOCustomized：CustomizedTrademark：AprofastSpecification：M3-M72Origin：ChinaHS Code：7318190000 Description Pre：Spring Washer Tooth Washer All Washers Next：Disc Spring Belleville Washer with High Quality
