K12 CBN STONE, METAL BOND the 4HPH offers the reliability

the 4HPH offers the reliability and performance professionals expect from Sunnen

excellent surface finish

Sunnen D2 Tooling is engineered for unmatched accuracy and durability in honing applications

Precision and performance come standard with the Sunnen GY25 Abrasive

K12 CBN STONE, METAL BOND the 4HPH offers the reliabilityPrecision meets performance with Sunnen K12 abrasives engineered for consistent, high quality honing results. Ideal for a wide range of materials, the K12 delivers exceptional cutting action and surface finish, maximizing productivity while minimizing wear. Whether you are refining bores or achieving exact tolerances, trust the K12 to keep your process sharp, smooth, and reliable.