Hex Socket button Screws (~DIN 7380) M12x25 mm Hot dip galvanized non reduced cl. 10.9 200.000 pcs. Knurled nuts with flange M12 hot dip galvanized re-threaded and expanded cl. 10 200.000 pcs. Both materials must be stamped with the resistance class, products may also be imported, must not have zinc imperfections on the screw head and thread. Delivery by May / June 2018