Prevailing torque type hexagon regular nuts ISO 7040 (ISO not DIN) A4-80 M12 10.000 pcs. Hexagon nuts DIN 6334 zinc plated M5 100.000 pcs. Self-locking hexagon thin nuts with non-metallic insert DIN 985 UNF 1/2"-20 zinc plated height 12mm!!! 12.000 pcs.