An assortment of chrome-plated, flat-head, socket cap screws from Hillman. Cap screws carry a recessed internal socket drive to add strength. They are commonly used on machine parts, manufacturing equipment, and other mechanical applications. Variants included in this assortment range from #8-32 thru 5/16"-18 in coarse thread size. Full assortments of #944044 contain sixteen (16) refills comprised of Hillman item numbers #940428 - #940439 and #940443 - #940446.