An assortment of chrome-plated, flat-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 #944407 contain seven (7) refills comprised of Hillman item numbers #397056 and #397058 - #397063.