Grade A, A307 hexbolts are externally threaded fasteners made of carbon steel. Hex bolts with hot dip galvanized processing, provide additional protection against corrosion.
Our parts are high-quality, at low prices, shipped from stock. We also hex cap screws,nuts, and washers.
The ASTM A307 specification covers carbon steel bolts, studs and anchor bolts ranging from 1/4″ through 4″ diameter.They have a low hardness and tensile requirements and are generally used in low-pressure, standard or normal temperature applications.You maybe hear about A307 and Grade 2 bolts as being equivalent. While they are small differences they each are referred to as “low carbon” fasteners