Wood screws, Frearson flat head, Silicon bronze, #4

Flat head wood screw length is measured from the top of the head to the point of the screw.

Important Note: Wood screws can be manufactured with a cut thread or a rolled thread. While the thread diameter is uniform to both manufacturing processes, the shank diameter can vary.

Note: These screws are not compatible with Phillips drivers/bits.

Note: Thread length on wood screws can vary. Many shorter lengths will be fully threaded.