Simpson® deck screws, Square drive bugle head, Stainless steel 18-8, #10 x 3-1/2"

Screws for wood to wood fastening applications such as decks, docks and ledgers, etc.

A general purpose screw typically used in exterior wood to wood projects.

Bugle heads are countersunk with concave sides and a flat top.

Square drive is designed to reduce the risk of cam-out (stripping) and allow single-handed installation.

A corrosion resistant steel alloy. The most common stainless steel for general hardware use.