An assortment of stainless steel metric socket-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 come in M6-1.00 and M8-1.25 coarse thread sizes. Full assortments of #45338 contain fourteen (14) refills comprised of Hillman item numbers #4405 - #4413 and #45339 - #45343.