An assortment of class 8.8 full-thread 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 coarse M20-2.50 screw thread and range from 60mm to 100mm in length. Full assortments of #44613 contain five (5) refills comprised of Hillman item numbers #44614 - #44618.