... 0.01$--0.1$ Material:Steel, stainless steel, aluminum flat head rivet nutJingyang Fastener - Blind Rivet Nut, blind rivet nuts, ... rivet nut, rivet nuts,Feature a full hex body design. Easy to install using spin/pull ... resistantStainless steel resistant to corrosion and temperature, ...........Rivet nut head style: flat head, countersunk head, reduced head, flat head blind rivet nut