H10AZ, Hurricane Tie Z-Max, Provides Resistance To Uplift & Lateral Forces, Designed To Help Counter The Effect Of High Wind & Seismic Events On A Structure, Connects 2 Times Rafter To Top Plate, Z-Maximum Galvanized For Extra Corrosion Resistance, Install With Eight 8D x 1-1/2" Nails To Rafter, Eight 8D x 1-1/2" Nails To Plate.