Regis Manufacturing RCF350 Flex-Hone 3-1/2 in. (89.0mm) 120 Grit Standard

The Regis Manufacturing RCF350 is a Standard 120 grit Flex-Hone for 3-1/2 inch (89.0 mm) bores. This flexible honing tool is also known as a bore hone or cylinder hone. It is used to finish and deglaze engine cylinders and other bores.

Key Features:

• Standard 120 grit Flex-Hone
• Sized for 3-1/2 inch (89.0 mm) bores
• Flexible honing tool with abrasive globules that are each independently suspended
• Self-centering and self-aligning to the bore, and self-compensating for wear
• Leaves a crosshatch surface finish with oil grooves that help retain oil

The Flex-Hone super-finishing process gives a controlled surface condition in the bore. Engine builders and machine shops use it for cylinder finishing.