설명
"Hexagonal Threaded Spacers - Mild SteelThese hexagonal threaded spacers – or threaded standoffs as they are also known – are produced in mild steel and plated with zinc.Spacers are available in a variety of sizes and both Female/Female and Male/Female fully or partially threaded.NoteThreaded spacers have same thread size at both ends."http://au.rs-online.com/web/p/threaded-standoffs/8066607/