5/16-18 x 3 Carriage Bolt Fully Threaded Black Oxide and Oil M8-1.25 It features a square head

It features a square head that fits into a square hole and prevents the bolt from turning when tightened

It is commonly used in construction and manufacturing applications where a strong and reliable fastener is needed

this screw meets Grade 8 specifications for demanding applications

It has a hex head for easy driving and a 3/4-inch length

and other industrial settings where reliable and long-lasting fasteners are required

5/16-18 x 3 Carriage Bolt Fully Threaded Black Oxide and Oil M8-1.25 It features a square headThe 5 16 18 x 3 Carriage Bolt Fully Threaded Black Oxide and Oil is a versatile and durable fastener designed for a wide range of applications. Made from high strength steel, it features a fully threaded shank that provides maximum holding power. The black oxide and oil finish offers excellent corrosion resistance, ensuring a long lasting performance even in harsh environments. This bolt is commonly used in construction, automotive, and industrial