These custom hex head shoulder wood screws were manufactured using mild carbon steel material with Zinc clear finish to our customers drawing.  The shoulder measures .180-.188" by .302-.322" in length, square to the rolled thread transition.  Thread length was set to .585-.645" and the hex head measured .244-.250" across the flats and .096-.115" in height.  Cold heading was used for the production process with turning down the threaded area prior to thread roll.