Hillman 3/8 in. x 4 in. Zinc-Plated Steel Carriage Bolt, 50-Pack Carriage Bolts R-15 Thermal Performance: Optimized for

R-15 Thermal Performance: Optimized for 2x4 exterior and interior walls to improve comfort and energy efficiency

Diamond 10 Technology Wear Layer: 20‑mil urethane coating protects against scratches

lending instant architecture to bathrooms and kitchens alike

hardware-forward punctuation that feels thoughtfully intentional

Hillman 3/8 in. x 4 in. Zinc-Plated Steel Carriage Bolt, 50-Pack Carriage Bolts R-15 Thermal Performance: Optimized for3 8 in. x 4 in. Zinc Plated Carriage Bolts (50 Pack) Heavy duty Hillman carriage bolts made from zinc plated steel for corrosion resistance and reliable fastening. Ideal for wood to wood or wood to metal applications where a smooth, rounded head finish is desired. Key Features: Durable Zinc Plating: Resists rust and corrosion for long lasting outdoor and indoor use Rounded Head + Square Neck: Pulls tight and prevents bolt spin in pre drilled square