Hillman 5/16 In. x 5-1/2 In. Grade 2 Zinc Carriage Bolt (50 Ct.) Stanley Tool pesticides and industrial chemicals NSF

pesticides and industrial chemicals NSF (National Sanitation Foundation) certified

car detailers

25 pack 1/2-13 x 4-1/2" hex bolt

For traffic and parking control in residential and commercial areas

anti-freeze

Hillman 5/16 In. x 5-1/2 In. Grade 2 Zinc Carriage Bolt (50 Ct.) Stanley Tool pesticides and industrial chemicals NSFCarriage 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.