Hillman 1/4 In. x 4-1/2 In. Grade 2 Zinc Carriage Bolt (100 Ct.) Under-Sink Water Filter Electrofilm-coated pin

Electrofilm-coated pin

Black oxide coated for longer life and greater resistance to wear

lifetime lubricated plug-in motor

traps dust to remove allergens for healthier

Hillman 1/4 In. x 4-1/2 In. Grade 2 Zinc Carriage Bolt (100 Ct.) Under-Sink Water Filter Electrofilm-coated pinCarriage 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.