An assortment of stainless steel flat-head and pan-head Phillips-drive machine screw variants from The Hillman Group. The full assortment also contains matching hex nut and flat washer variants. Included variants come engineered for #2-56 and #3-48 coarse thread sizes. Full assortments of #3726 contain sixteen (16) refills comprised of Hillman item numbers #3727 - #3742.