M20 d. 21x45x5 ZINC Conical spring washer for bolted connect DIN 6796

Firma Killich s.r.o. offers threaded rods with left-hand thread and trapezoidal according to DIN 975. In the assortment of these threaded rods DIN 975 are steel nuts, galvanized, stainless steel A2, A4, hot-dip galvanized, brass, plastic. In strength 4.6, 8.8, 10.9.