Uniform diameter the entire length of the shaft with a flat end.
Screws that create their own thread but typically requires a pilot hole. Also known as sheet metal screws.
Screws that drill, tap, and fasten in a single operation. Also known as TEK screws.
Very strong fasteners that are generally used to connect heavy materials such as lumber. Also known as lag bolts.
Screws that are hammered into the material like nails but offers the holding power of fasteners. Also known as Type U drive screws or hammer screws.
Headless fasteners with a lag thread at both ends. Also known as hanger bolts.