An assortment of zinc-plated metric acorn nuts and wing nuts from The Hillman Group. Acorn nuts have a dome top, and when threaded on a fastener, hides the threads and provides a finished look. Wing nuts are used wherever frequent connection adjustments or removals are needed. With wing nuts, these adjustments can be made quickly by hand. Variants included in this assortment range from M3-0.50 to M12-1.75 in fine & coarse thread sizes. Full assortments of #45045 contain fifteen (15) refills comprised of Hillman item numbers #3389 - #3398, #43133, #45044, and #45046 - #45049.