P28 2-STONE MANDREL the 5HR28 is ideal for

the 5HR28 is ideal for achieving tight tolerances and high-quality surface finishes in industrial honing applications

while the quick-change design maximizes efficiency in high-production environments

accurate results with fast cycle times

Sunnen ASC tooling is designed for unmatched precision and consistency in high-production environments

these tools deliver consistent abrasive support

P28 2-STONE MANDREL the 5HR28 is ideal forEngineered for precision, the Sunnen P28 Stone Mandrel is designed to deliver exceptional performance in honing applications. Ideal for use with Sunnens line of honing machines, the P28 mandrel ensures consistent, accurate bore sizing and surface finishes. Its rugged construction supports extended tool life, while the quick change design maximizes efficiency in high production environments. Trusted by professionals across industries, the P28 is your