US Flange Bolt Head/Wrench Size
Flange Bolt Diameter | Head/Wrench Size* |
---|---|
Hex Flange Bolt (IFI-111) and Hex Flange Lag |
|
1/4" | 3/8" |
5/16" | 1/2" |
3/8" | 9/16" |
7/16" | 5/8" |
1/2" | 3/4" |
9/16" | 13/16" |
5/8" | 15/16" |
3/4" | 1-1/8" |
* This is the width across the flats. |