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 zinc plating is rust resistant and provides a beautiful, consistent finish, but, may not work for all exterior projects. *, ,
- Brand Name: HILLMAN
- Head Diameter - Pitch: 3/8 in.
- Length: 4-1/2 in.
- Finish: Zinc-Plated
- Material: Steel
- Product Type: Carriage Bolt
- Number in Package: 50 pk
- Packaging Type: Boxed
- Unit of Measurement: SAE
- Thread Type: Coarse
- Grade: 2
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Item# : SPM13263529003
Model # : 57185