The flat head Power-Bolt anchor has a hex key insert formed in the head of the bolt. Each box contains an Allen wrench which matches the insert size.
                    Unit of Measure
                    
               
        
            | Units Per Package | N/A 50 | 
| Size | N/A 3/8" x 5" | 
| Drill Diameter | N/A 3/8" | 
| Min. Depth | N/A 2" | 
