Simpson Strong-Tie HU9 Face Mount Joist Hanger Most models have triangle and

Most models have triangle and round holes

The PA35Z purlin anchor is made of 12 gauge Z-Max galvanized steel

galvanized machine bolts are partially threaded

The Simpson Strong-Tie HUC212-3 is a triple 2 x 12 concealed flange hanger made with 14 gauge galvanized steel

Simpson Strong-Tie HU9 Face Mount Joist Hanger Most models have triangle andThe Simpson Strong Tie HU9 is a 1 3 4 x 9 1 2 hanger made with 14 gauge galvanized steel. Most models have triangle and round holes. To achieve maximum loads, fill both round and triangle holes with common nails. These heavy duty connectors are designed for schools and other structures requiring additional strength, longevity and safety factors.