H70 ALUMINUM OXIDE STONE SET, VITRIFIED BOND and long tool life—ideal for

and long tool life—ideal for oil & gas

and improving throughput in demanding production environments

and consistent bore geometry—critical for peak firearm performance

and unmatched repeatability make it the ideal choice for manufacturers demanding top-tier performance with minimal downtime

delivering excellent roundness

H70 ALUMINUM OXIDE STONE SET, VITRIFIED BOND and long tool life—ideal forUnlock unmatched precision with the Sunnen H70 Abrasive, engineered for high performance honing in demanding applications. Designed to deliver consistent surface finishes and tight tolerances, the H70 is ideal for a wide range of materials including steel, cast iron, and alloys. Whether you are finishing engine components or hydraulic cylinders, count on the H70 for faster cutting, longer life, and superior results. Trusted by professionals