An assortment of stainless steel metric button-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 M3-0.50 thru M6-1.00 in coarse thread size. Full assortments of #44502 contain fifteen (15) refills comprised of Hillman item numbers #44454 - #44458, #44461 - #44464, #44473 - #44475, and #44480 - #44482.