... Honing stones, Mandrels, Adapters, And other honing tools.Honing StonesK3, K4, K5, K6, K8, K10, K12, K16, K20L3, L4, L5, L6 ... , L16, L20Mandrel. Incl. CH, AH, standard and Bronze Mandrel.K3, K4, K5, K6, K8, K10, K12, K16, K20L6, L8, L10, L12 ...