Long bolt M52 X 225mm Bolt + nut + 2 washers Grade 8.8 Steel fastener shall comply to AS 1111.1, AS 1112.3 and AS 1275 Hot Dip Galv. to AS 1214 Steel washers shall comply to AS 1237.1 and AS 1237.2 and Hot Dip galv. to AS 4680 130 pcs Please include material certificates