Hillman 812557 Hot Dipped Galvanized Carriage Bolt, 5/16 x 4-Inch, Silver, 50-Pack

Carriage Bolts are designed to fasten a wooden face to either wood or metal

Flat head provides a semi-flush finish to applications

The heads is designed to eliminate the need for a washer

Square underside of the head is self locking to eliminate the need for a driving tool

Galvanized finish is perfect for rust prevention

Carriage Bolts are designed to fasten a wooden face to either a wood or metal frame. Its flat head is designed to eliminate the need for a washer and provide a semi-flush finish to applications. The square underside of the head is self locking to eliminate spinning and the need for a driving tool. The galvanized finish provides optimal rust prevention but can be chalky in appearance.
Brand: Hillman, Model: 812557, Size: 5/16 x 4-Inch