An assortment of chrome-plated metric flat-top acorn nuts from The Hillman Group. Acorn nuts typically have a dome top, and when threaded on a fastener, hides the threads and provides a finished look. The flat top construction of these nuts offers a smoother finished look when attached to threaded ends. Variants included in this assortment range from M6-1.00 to M12-1.75 in fine & coarse thread sizes. Full assortments of #944122 contain six (6) refills comprised of Hillman item numbers #940896 - #940901.