Hillman 5/16 In. x 2-1/2 In. Grade 2 Zinc Carriage Bolt (100 Ct.) Pro Select Suitable for use with spas

Suitable for use with spas

formulation with impressive surface relief that makes it easy to produce bold

Durably made for long-lasting and reliable use with tough metal gear casing and all-metal gearbox construction

Protects against corrosion

Hillman 5/16 In. x 2-1/2 In. Grade 2 Zinc Carriage Bolt (100 Ct.) Pro Select Suitable for use with spasCarriage 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.