Screw + Washer + Nuts according BS 4190 or equivalent (DIN 931) galvanized according BS 729 M20x60 (Full Threaded) – 5313 pcs M20x260 (Threaded 80 mm) – 1607 pcs M20x300 (Threaded 90 mm) – 273 pcs M20x360 (Threaded 100 mm ) – 32 pcs