Features:
Hone engine cylinders 3-1/4\ (83mm) 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(R) up and down in the cylinder until desired results are obtained.Size: 3-1/2\"" (89mm).Rec. min. working diameter: 3-1/4\"" (83mm).Grit: 120.
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