Brush Research 3 1/4" (83mm) Flex-Hone Cylinder Hone Tool 240 Grit

3 1/4" (83mm) (3.125") Engine Cylinder Flex-Hone for all engine applications utilizing a 2.950" to 3.290" or 75mm to 85mm bore. This patented Flex-Hone is the best way to create a Cross Hatch surface finish with suspended globule working abrasives.