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Hillman 3/8 in. Dia. x 2-1/2 in. L Hot Dipped Galvanized Steel Carriage Bolt 50 pk

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Product details

Management number 215638563 Release Date 2026/04/12 List Price US$17.47 Model Number 215638563
Category

Hillman Grade 2 carriage bolts are engineered for secure fastening of a wooden face to wood or metal frames, making them ideal for construction, woodworking, and automotive projects. Each bolt measures 3/8 in. x 2.5 in. and is crafted from durable alloy steel for strength and reliability. The flat head design eliminates the need for a washer, providing a semi-flush finish for a clean look, while the square underside of the head is self-locking to prevent spinning and remove the need for a driving tool. The zinc exterior finish offers excellent rust resistance for long-lasting performance, though it may appear chalky. This case includes 2 carriage bolts, perfect for use in standard bolt assortment kits or as replacement headboard bolts. With a package weight of 9.2 lbs. and dimensions of 8.6 in. x 4.3 in. x 3.5 in., these bolts are easy to store and transport. No batteries are required or included. Choose Hillman carriage bolts for dependable fastening in your next project.

  • DURABLE ALLOY STEEL: Made from high-strength alloy steel for reliable performance in demanding applications. Ideal for automotive bolts and heavy-duty fastening needs.
  • VERSATILE BOLT ASSORTMENT: Includes two 2.5 inch carriage bolts, perfect for use in standard bolt assortment kits or as headboard bolts for furniture assembly.
  • CORROSION RESISTANT FINISH: Zinc exterior finish provides excellent protection against rust and corrosion, extending the life of your bolts in various environments.
  • EASY INSTALLATION DESIGN: Square head under the dome prevents turning when tightening, making these bolts suitable for use with bolt nut and hex bolts nuts kit.
  • MULTI-PURPOSE APPLICATIONS: Suitable for wood, metal, and automotive projects. Compatible with SAE bolt assortment kits and long bolts nuts kit for versatile use.
UPC 008236133738
Brand Hillman
Model 812578
Size Name 2.5 inches
Unit Count 1 Count
Item Weight 9.2 Pounds
Part Number 812578
Thread Size 3/8"
Thread Type Un
Manufacturer Hillman Group Rsc
Fastener Type Carriage Bolt
Material Type Alloy Steel
Exterior Finish Zinc
Item Dimensions 8.6 x 4.3 x 3.5 inches
Thread Coverage Fully Threaded
Screw Head Style Round
Manufacturer Grade Grade 2

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