An assortment of stainless steel flat-head 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 #6-32 thru 1/4"-20 in coarse & fine thread sizes. Full assortments of #44058 contain sixteen (16) refills comprised of Hillman item numbers #44025 - #44027, #44029 - #44031, #44033, #44035 - #44037, #44039, #44040, #44043, #44045, #44046, and #44048.