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The Sunnen SYY abrasive is engineered for accurate honing of bores with wide slots or keyways, such as piston pin holes in slotted pistons. Designed for use with SYY-series mandrels, this abrasive ensures consistent surface finishes and precise bore geometry in challenging applications. Its durable construction offers long-lasting performance, making it ideal for high-precision industries like automotive and aerospace.

Sunnen Service Team
Your Sunnen Technical Specialist will work with you to determine the best solution for your needs – it’s all part of the added value you get with Sunnen. Plus, our worldwide sales and service team provides comprehensive support for the installation and operation of every system we make. Whatever your need, we have the expertise and product range to create the right solution for you and the dedication to support you for the long run.
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