Description:
Hone engine cylinders 3-1/4 to 4-1/8 in diameter to produce a plateaued finish for fast ring seating and better oil retention for longer engine life. Hone life is in excess of 1000 cylinders. Requires no setup. Use variable-speed 3/8 electric hand drill and move the Flex-Hone up and down in the cylinder until desired results are obtained.
