An assortment of class 8.8 metric hex cap screws from The Hillman Group. Hex cap screws can be used when looking for outdoor applications or simply a stronger bolt. Variants included in this assortment feature fine M8-1.00 screw thread and range from 12mm to 70mm in length. Full assortments of #3450 contain ten (10) refills comprised of Hillman item numbers #3451 - #3460.