Flex-Hone Nikasil - Aluminum Oxide Sizes 3" (75mm) to 3.9" (100mm)
Nikasil Applications Hones are made with a softer material, Aluminum Oxide. These special hones are required for todays coated aluminum cylinders. These aluminum oxide hones are recommended for nikasil and chrome coated cylinder bores.
Commercial version hones have 50% more globules than the standard version hones. The extra globules extends the tool life and reduces the time to refinish the bore.
Overall tool length for the 3" non-commercial grade hone is 8".
Overall tool length for all other hones on this page is 13.5"