M8x20 A2 STAINLESS STEEL Hexagon screw with flange, serration under head DIN 6921S
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.
