M8x20 PLAIN 8.8 Hexagon flange bolt without serration DIN 6921
Firma Killich s.r.o. offers hexagon bolts and collar (plain, toothed) according to DIN 6921. In the range of DIN 6921 screws, the screws are steel and galvanized in strength 8.8, 10.9. Hexagon bolts (DIN 6921) are on hexagonal wrench.
