The bluespot 86 piece nut riveter kit is a comprehensive hand riveting set designed for the professional installation of steel and aluminium rivet nuts across a range of thread sizes. The kit centres around a hand-operated nut riveter tool, supported by a full selection of five mandrels covering m3, m4, m5, m6, and m8 thread sizes. This makes it well suited to bodywork repairs, fabrication tasks, and general metalworking applications where a secure threaded fixing is required in thin sheet material. Supplied with 80 rivet nuts spanning five metric sizes, the kit provides everything needed to get started straight away. The plastic carrying case keeps all components organised and protected, making it practical for both workshop use and on-site work. Features and benefits: suitable for both steel and aluminium rivet nuts includes 80 rivet nuts across five metric thread sizes: m3, m4, m5, m6, and m8 five mandrels included, covering the full range of supplied rivet nut sizes supplied in a plastic carrying case for organised, portable storage ideal for bodywork, fabrication, and sheet metal applications contents: 1 x nut riveter 80 x nut rivets: m3 x20 , m4 x20 , m5 x20 , m6 x10 , m8 x10 5 x mandrels: m3, m4, m5, m6, m8