Carriage bolts have a domed head that is not designed to be driven;The flat-styled head allows for a smooth exterior finish;Hot Dipped Galavanized

• The Hillman Group 812587 Hot Dipped Galvanized Carriage Bolt, 3/8-Inch x 4-Inch,
• 3/8-16 x 4"

The Hillman Group 812587 Hot Dipped Galvanized Carriage Bolt, 3/8-Inch x 4-Inch,The Hillman Group