An assortment of chrome-plated, smooth-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 1/4"-28 thru 3/8"-24 in fine thread size. Full assortments of #944041 contain thirteen (13) refills comprised of Hillman item numbers #940713 - #940717, #940722 - #940726, and #940887 - #940889.