An assortment of chrome-plated, button-head, metric 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 come in M10-1.50 and M12-1.75 coarse thread sizes. Full assortments of #944401 contain eight (8) refills comprised of Hillman item numbers #396975 and #940825 - #940831.