Carriage Bolt: 1/2-13, 3", Square Neck MPN:FBCB123P5

Sigma-Aldrich's carriage bolts are versatile fasteners ideal for wood, concrete, or metal surfaces where a high degree of strength and resistance is needed. Their square neck design prevents loosening once tightened, providing maximum stability when compared to round neck bolts. With a 3-1/2 inch length and a 1/2-13 thread size, these bolts are suitable for various applications such as furniture assembly, structural support, and mechanical hardware installations. The Sigma-Aldrich carriage bolt meets industry standards for strength and durability, making it an essential item for professionals working in construction, automotive, marine or plumbing industries.