13 Ago Sunnen FBE External Hone .120″ to 0.400″ FA8 to FA10 Extra Stones Shoes Manual
Stone holder is 2.7" wide and holds 2 stones and 3 shoes in tandem. This was used for honing the OD of engine valve stems. The fixture is really clean, and includes 3 new pairs of shoes, 4 new pairs of stones, a few used...