UNIT OF MEASURE Hillman Carriage Bolt Grade 2 Coarse Round Head - Zinc-Plated - 5/16-18 x 3 In. Gray — Construction & DIY Use, Standard Hardware Spec

The Hillman 5/16 in. Dia. x 3 in. L Zinc-Plated Steel Carriage Bolt 100 pk is designed for general use in a variety of interior projects where a secure and reliable fastener is needed. Made from durable steel with a zinc-plated finish, this Grade 2 carriage bolt resists corrosion and provides long-lasting performance. The round head and square neck design help prevent the bolt from turning when tightening, making installation easy and efficient. Ideal for wood-to-wood or wood-to-metal connections, this 5/16 in. x 3 in. carriage bolt is commonly used in furniture assembly, construction, and repair tasks. The coarse thread ensures a strong hold, while the included 100 pack offers convenience for larger projects or repeated use. As a versatile hardware solution, this zinc-plated carriage bolt is a dependable choice for both DIY enthusiasts and professionals. For those seeking a 5/16 in. 18 x 3 in. carriage bolt with a round head and coarse thread, this product delivers strength and reliability for a wide range of applications.

• PRODUCT IDENTIFICATION: Unit of measure fastener 3 in — 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.
• 3 IN SIZE: Sized at 3 in — the standard residential spec for the intended application. Designed for standard US residential install conditions across remodel, new-construction, and individual fixture replacement work.
• UNIT OF MEASURE BRAND: Part of the UNIT OF MEASURE 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.