90-piece threaded snap nuts (M4/M5/M6/M8) in manganese steel – convenient storage box for automotive maintenance

Materials: Made of 304 stainless steel and 65 manganese steel for high strength and durability.
Complete Set: Includes 90 U-type sheet metal nuts in sizes M4, M5, M6, and M8.
Versatile Application: Perfect for vehicle maintenance, including door and headliner trim, as well as dashboards.
Easy Installation: Quick assembly, distributes pressure to prevent loosening.
Convenient Storage: Comes with a classified storage box for easy organization and transport.