4 sets of honing stones for 3-1 / 2 "to 6-1 / 2" cylinders Motorhone...
16 honing sticks (as shown in the picture). 1 set with 4 stones with 120 grit coarse. 1 set with 4 stones with 180 grit. 1 set with 4 stones with 220 grit. 1 set with 4 stones with 320 grain superfine.