An assortment of chrome-plated internal toothed lock washers from The Hillman Group. Internal toothed lock washers are hardened, circular washers with twisted prongs, or "teeth," extending inward from the inside edge. These "teeth" are used to prevent nuts and bolts from loosening caused by vibration and/or corrosion. Variants included in this assortment run from #6 thru 5/8" in screw size. Full assortments of #944353 contain ten (10) refills comprised of Hillman item numbers #940025 - #940034.