Complete assortment tray of grade 8 "12 point" Cap screws. These type bolts are more and more used on Harley-Davidson motors. They provide a lot larger contact area with the spanner and therefore prevent damage to the bolt head and all problems resulting from this. Each tray contains 215 pieces in either coarse (UNC) or fine (UNF) and 24 different sizes as listed below. All sizes can be ordered in refill packs of 10.