Up for sale is a nice used Flex-Hone 3-1/4" Engine Cylinder Hone.
Flex Hone 3" Engine Cylinder Surfacing Tool Hone
3 " 76MM Engine Cylinder Flex-Hone Ball Hone 240 grit Brush Research BC30024
4" 100MM FlexHone HD Engine Cylinder Flex-Hone Ball Hone 120 grit BRM GBD40012
Brush Research BC17818 FLEX-HONE 1-7/8" (48mm) Cylinder Hone w/ 180 Grit
Brush Research BC5818 FLEX-HONE 5/8" (16mm) Cylinder Hone w/ 180 Grit
Brush Research BC3418 FLEX-HONE 3/4" (19mm) Cylinder Hone w/ 180 Grit