Anchor Bolts as per attached specification & quantity, Specification: ASTM A307 / BS 4190 Grade 4.4, hot galvanized to BS EN ISO 1469-1999 (1) Size: Dia 18 mm X H 450 X S 100 QTY: 12 with Nut: 36 Washer: 12   (2) Size: Dia 20 mm X H 450 X S 100 QTY: 8 with Nut: 26 Washer: 8   (3) Size: Dia 25 mm X H 500 X S 110 QTY: 4 with Nut: 12 Washer: 4