Use the unthreaded end as a pivot point, hinge, shaft, or locator pin.

Weld these screws to uncoated metal surfaces for a strong permanent hold.

Connect and separate threaded rods, studs, and other components. These hollow rods have internal threads on both ends, so you can make connections and still pass wiring and other objects through the center of the rod.

Press these studs into thin material with an arbor press or similar pressure tool. Also known as self-clinching studs, ribs under the head hold the stud firmly in place.