Double-ended studs are threaded on both ends, making them ideal for use in applications where two nuts are needed to secure the bolt. They are commonly used in the construction and automotive industries.

Hex bolts have six sides and are one of the most common bolts. They come in various sizes and finishes, making them versatile for many applications.

Carriage bolts have a smooth, domed head, making them ideal for use in wood or metal applications where a finished appearance is desired. They are often used in furniture assembly and outdoor construction projects.

Shoulder bolts have a part that is not threaded between the head and the part that is threaded. This makes it easy to place and line up the bolt. They are commonly used in the machinery and automotive industries.

Elevator bolts have a large, flat head that gives them a larger bearing surface than other bolts. This makes them great for conveyor systems and other uses where the weight needs to be spread out.

J-bolts have a hook shape at one end, allowing them to be anchored into concrete or other materials. They are commonly used in construction projects or for securing large objects such as machinery or equipment.

U-bolts have a U-shape that allows them to fit around pipes or other cylindrical objects. They are commonly used in plumbing or automotive applications.

Eye bolts have a circular loop at one end that can be attached with rope or cable. They are commonly used in rigging or lifting applications.