Half Round Nut 20cm5 Yiguan Fastener Base Info Model NO.：20CMMaterial：Carbon SteelType：T HeadConnection：End ConnectionHead Style：Spring Ball NutsStandard：DIN, ANSIGrade：8.8Trademark：YGOrigin：China Description Pre：2025 Type Customized T-Bolt Next：Turnbuckles/Rigging Screws
