Hillman Carriage Bolt 5/16 " - 18 X 4 " Grade 2 Coarse Round Head

The Hillman Carriage Bolt 5/16-18 x 4 in. Grade 2 Coarse Round Head is designed for general use and is ideal for a variety of fastening applications where a smooth, rounded head is preferred. This carriage bolt is crafted from durable materials to provide reliable strength and stability for your projects. The 5/16-18 x 4 in. carriage bolt features a coarse thread, making it suitable for wood or metal connections where a secure fit is essential. The round head design helps prevent the bolt from pulling through softer materials, while the square neck under the head keeps the bolt from turning when tightening the nut. Perfect for construction, repair, or DIY tasks, this Hillman carriage bolt is a dependable choice for both professionals and home users. Whether you need a carriage bolt for furniture assembly, deck building, or other general fastening needs, this product delivers consistent performance. Easy to install and compatible with standard tools, the Hillman Carriage Bolt 5/16-18 x 4 in. is a versatile addition to your hardware collection.

• PRODUCT IDENTIFICATION: Hillman fastener — sourced direct from the manufacturer or authorized distributor. Designed for standard US residential install conditions across remodel, new-construction, and individual fixture replacement work.
• FASTENER INSTALLATION: Standard hardware spec — designed for residential and commercial construction, framing, finishing, and fastening work. Built to meet common US residential install specs across new-construction and replacement work.
• STANDARD RESIDENTIAL SPEC: Built to standard residential install specs — drop-in compatible for new-construction and replacement work across the labeled application range. Universal industry-standard interfaces. Designed for standard US residential install conditions across remodel, new-construction, and individual fixture replacement work.
• HILLMAN BRAND: Part of the Hillman residential product line — backed by manufacturer support and warranty terms as specified by the brand. Sourced direct from the manufacturer or authorized distributor. Designed for standard US residential install conditions across remodel, new-construction, and individual fixture replacement work.
• RESIDENTIAL & COMMERCIAL USE: Designed for standard US residential and light-commercial install conditions across new-construction, full remodel, and individual unit replacement work. Pairs with matching same-brand accessory items where applicable.