Hillman 5/16 In. x 3 In. Grade 2 Zinc Carriage Bolt (100 Ct.) Mirro (smooth side for application purposes

(smooth side for application purposes only)

Suitable for use as flange gaskets

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Hillman 5/16 In. x 3 In. Grade 2 Zinc Carriage Bolt (100 Ct.) Mirro (smooth side for application purposesCarriage 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.