R28 SILICON CARBIDE HARD TIP STONE, VITRIFIED BOND overweight this high-quality wedge ensures consistent

this high-quality wedge ensures consistent abrasive alignment and optimal contact pressure

Engineered for accuracy

and reduced cycle times — making it the ideal choice for demanding production environments

and surface finish across a wide range of materials and applications

Ideal for production environments requiring tight tolerances and repeatable results

R28 SILICON CARBIDE HARD TIP STONE, VITRIFIED BOND overweight this high-quality wedge ensures consistentThe Sunnen R28 Abrasive series is designed for P28 tools, offering both conventional (aluminum oxide, silicon carbide) and superabrasive (CBN, diamond) options. With grit sizes from 150 to 1200 and tailored hardness levels, R28 stones ensure precise bore geometry and consistent finishes. Ideal for demanding applications in automotive, aerospace, and energy industries.