This Winkhaus rivet is used when replacing gearboxes on Winkhaus multipoint locks.
Rivet Nut M3 M5 Manual Single Hand Rivet Riveting Tools
Single Hand Manual Rivet With 4pcs 4 M5 M6 Rivet
M3 M5 M6 Rivet Nut Hand Manual Rivet
Single Hand Manual Rivet W/ 43 M5 M6 Rivet M3-M5
Rivet Nut 4 M5 M6 Manual Single Hand Rivet Riveting Tools Set
M3-M6 Hand Rivet Pliers, High Quality Rivet Riveting