Our carriage bolts are of the highest quality available, and made of 655 Silicon Bronze alloy.
Round head, square neck,
Meets ANSI/ASME B18.5 Standard Specifications:
The formula for determining thread length is: Bolts 6 in. and shorter, 2 diameters plus 1/4 in. Bolts over 6 in. 2 diameters plus 1/2 in. If bolts are too short to apply the formula, the thread will be extended as close to head as possible.
High quality bolts. Great customer service.
Website was easy to navigate and the product came to my door within a few days as promised. Great service and good pricing!
It was a complete excellent experience.
Very happy with the quality of the carriage bolts and screws . Rob is very knowledgeable and was very helpful - answered all my questions promptly. Will be using them for fasteners for my entire build.
Great Service and Great Products!