bolt M20x80 PLAIN 5.6 AD-W7/TRD hexagonal head, part thread, ISO 4014
Firma Killich s.r.o. offers hexagon head bolts with partial metric thread according to DIN 931. The DIN 931 bolt range includes both stainless steel A2, A4 and steel and galvanized (yellow, white) bolts in strength 4.8, 8.8, 10.9, 12.9. Hexagon bolts (DIN 931) are on hexagonal wrench.
