12-point flange screw has a 12 point head and flanged bearing surface offering more torque and tighter gripping surface.

Socket cap screw with a dome shaped head where the head has a wider and lower profile.

Clevis pin is part of a three-piece fastener (commonly called a shackle). Clevis pins have a domed head at one end and either a cross hole or threaded shank on the other.

Cotter pins are metal fasteners made to be inserted into slots or holes to secure an assembly. One end extends slightly beyond the other end. Ideal to anchor assemblies and hold them in place by spreading the metal wires outward.

Dowel pins are a headless straight pin with a chamfered end on one end and a rounded end on the other.

Socket cap screw with an 82 degree countersunk flathead.

Hitch pin has a head (handle) on one end to grasp and a hole across the bottom diameter to insert an R-clip.

Socket cap screw with a head height of 50% less a standard socket head.

Roll pin is a headless pin, with a slit down its length.

External threaded fastener with cylindrical head, knurled or smooth surface and internal hex drive.

Hex socket head screw with an unthreaded cylindrical shoulder.

Headless socket cap screw with an internal hex drive and fully threaded.