DIN 975 A193 B7 zinc-plated "x1000 UNC, 10 pcs. 7/8"x1000 UNC, 10 pcs. 3/4"x1000 UNC, 10 pcs. 5/8"x1000 UNC, 10 pcs. Hex nuts DIN 934 UNC 7/8" A194 Gr.7 H=D zinc-plated 100 pcs Hex nuts 3/4" A194 2H B18.2.2 zinc-plated 100 pcs. Hex nuts 5/8" A194 Gr.4 ASME B18.22 zinc-plated 100 pcs.