HDG screws UNI 5737 and nuts UNI 5587

VM20X220A16H-EU - HEXAGON HEAD SCREWS UNI 5737 M20X220 CL. 10.9 HOT DIP GALVANIZED ITEMS FROM EUROPE WITH 3.1 AND ORIGIN CERTIFICATE 700 PCS. VM30X300A16H-EU - HEXAGON HEAD SCREWS UNI 5737 M30X300 CL. 10.9 HOT DIP GALVANIZED ITEMS FROM EUROPE OR USA 150 PCS. DM20D16H-EU - HEAVY HEXAGON NUTS UNI 5587 M20 CL10.9 HOT DIP GALVANIZED OVERSIZED THREAD ITEM FROM EUROPE OR USA WITH 3.1 AND ORGIN CERTIFICATE 700 PCS. DM30D16H-EU - HEAVY HEXAGON NUTS UNI 5587 M30 CL10.9 HOT DIP GALVANIZED OVERSIZED THREAD ITEM FROM EUROPE OR USA WITH 3.1 AND ORIGIN CERTIFICATE 150 PCS.