A close-up of a screw with a flat head and a threaded shaft.
Screws
Screws
Close-up of a stainless metal bolt with a hex head and threaded body.
Bolts
Bolts
A metallic washer with a rough, speckled surface and a circular hole in the center.
Washers
Washers
Close-up of a metal hex nut.
Nuts
Nuts
A metal pin with a cylindrical body and a bent or beveled tip, lying on a white surface.
Rivet
Rivet