Flex-Hone 3-1/2" (89MM) 320 Grit Aluminum Oxide
Brand: Flex-Hone

3 1/2" (3.500") (89mm) Nikasil Cylinder Engine Aluminum Oxide Flex-Hone for all engine applications utilizing a 3.350" to 3.550"" or 85mm to 90mm with Nikasil Plated/Coated or Chrome Cylinder Walls. 320 GRIT - Brand new sealed in package Aluminum Oxide engine cylinder flex-hone. - Designed to work with Nikasil cylinder bores from 3.350" to 3.055". - Hone will also work with steel or iron cylinders - Perfect for for all Nikasil coated or chrome plated engine cylinder blocks materials. - Made in USA by the best cylinder hone manufacturer, FLEX-HONE. - 320 grit, EXCELLENT for re-ringing jobs or final bore. - Tool is labeled as a 3.500" diameter but is actually slightly larger to apply the required wall for for honing a 3 1/2" bore - Tool is self centering and - Tool can be used with a 3/8" or 1/2" chuck portable drill or drill press

for all engine applications utilizing a 3.350" to 3.550"" or  85mm to 90mm
Perfect for for all Nikasil coated or chrome plated engine cylinder blocks materials.
with Nikasil Plated/Coated or Chrome Cylinder Walls.
- Brand new sealed in package Aluminum Oxide engine cylinder flex-hone.
Made in USA by the best cylinder hone manufacturer, FLEX-HONE.