the 4HPH offers the reliability and performance professionals expect from Sunnen
The Sunnen A-22 Honing Tooling System is engineered for precision honing of small-diameter bores
a versatile solution designed for small-diameter bore applications
Achieve unmatched honing precision with Sunnen 3GP28 Tooling—built for high-performance applications requiring accuracy
Sunnen D2 Tooling is engineered for unmatched accuracy and durability in honing applications
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.