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Ideal for applications in automotive
Elevate your production standards with Sunnen K8 abrasives—the trusted name in honing excellence
reliable results that keep your operations running at peak efficiency
GunDEX™ combines speed
and performance every time
K4 HARD STEEL MANDREL Ideal for applications in automotiveUnlock next level performance with Sunnen K4 tooling, engineered for fast, accurate, and repeatable honing in a wide range of applications. Designed for use with Sunnens industry leading machines, K4 tooling delivers exceptional versatility and tight tolerance control in small diameter bore finishing. Whether you are working in automotive, aerospace, or general machining, the K4 tools ensure consistent surface finishes and extended tool life boosting
