Specification Brand : ASMC Industrial BulletPoint1 : GRADE 5 DURABILITY: This carriage bolt is made from medium carbon steel, offering solid strength for a wide range of fastening tasks. The Grade 5 rating ensures it performs well in demanding applications, making it a reliable choice for various projects. BulletPoint2 : BLACK OXIDE FINISH FOR AESTHETIC APPEAL: These bolts feature a black oxide finish that offers a refined, dark appearance, delivering a polished look suitable for various applications where functionality and style are desired. BulletPoint3 : COARSE THREAD FOR FASTER ASSEMBLY: Designed with a coarse thread pattern, this bolt allows for smoother, faster assembly, particularly when used with softer materials like wood or plastic. It helps ensure a secure fit with minimal effort, ideal for large-scale projects. BulletPoint4 : SQUARE NECK FOR A SECURE HOLD: Each bolt features a square neck that locks it into place, preventing rotation during tightening. This design ensures a stable, flush finish, perfect for applications where the bolt needs to remain stationary while fastening. BulletPoint5 : AVAILABLE IN A 500-PACK FOR CONVENIENCE: Offered in a convenient 500-pack, these ASMC Industrial carriage bolts are ideal for larger projects, ensuring you have plenty on hand for consistent use. At 1/4-20 x 2-1/2 inches, they fit a variety of applications, from woodworking to metalwork. Color : zinc ExteriorFinish : Thermal Black Oxide ExternallyAssignedProductIdentifier1 : 082893651422 ExternallyAssignedProductIdentifier2 : 0082893651422 GradeRating : 5 ItemName : ASMC Industrial 1/4-20 x 2-1/2" Coarse Thread Grade 5 Carriage Bolt - Medium Carbon Steel for Heavy-Duty Fastening - Corrosion-Resistant Black Oxide Finish, Pack of 500 ItemPackageQuantity : 500 ItemTypeKeyword : carriage-screws-and-bolts Manufacturer : ASMC Industrial ManufacturerGrade : Grade 5 Material : Medium Carbon Steel ModelNumber : 492011 NumberOfItems : 500 PartNumber : 0000-114059 ProductDescription : These 1/4-20 x 2-1/2 inch Grade 5 carriage bolts are made from medium carbon steel, designed for use in various fastening projects. Featuring a black oxide finish, they offer additional resistance to environmental factors. The coarse thread design allows for smoother assembly in materials like wood or plastic, while the square neck helps keep the bolt securely in place. Suitable for applications requiring reliable fastening. ProductSiteLaunchDate : 2015-06-07T16:40:57.732Z Size : 1/4"-20 x 2 1/2" (FT) Style : Carriage Bolt, 2 1/2" Long UnitCount : 50 UnspscCode : 31161500