H70 SILICON CARBIDE STONE SET, VITRIFIED BOND the BL20 is trusted in

the BL20 is trusted in production and repair shops demanding reliable

and advanced automation options make it ideal for both high-volume production and custom jobs

This versatile abrasive delivers consistent stock removal

engineered for high-precision honing applications

H70 SILICON CARBIDE STONE SET, VITRIFIED BOND the BL20 is trusted inUnlock 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