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reliable internal micrometer measurements
Optimize your honing operations with Sunnen 5GP20 Tooling
superior alignment
efficient honing of small to mid-sized bores
Fully compatible with Sunnen honing systems
BL20 HARD STEEL MANDREL reliable internal micrometer measurementsThe Sunnen BL20 Mandrel delivers exceptional accuracy and finishes for larger bore honing applications. Built to withstand heavy use, it ensures consistent roundness, size control, and surface quality across a wide range of materials. Designed for seamless integration with Sunnen honing machines, the BL20 is trusted in production and repair shops demanding reliable, repeatable results.
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