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the 4GP20 offers the reliability and performance professionals expect from Sunnen
This silicon carbide abrasive is ideal for fast stock removal while maintaining superior surface finishes
Built for durability and consistent operation
the BL20 is trusted in production and repair shops demanding reliable
Whether for tight-tolerance production or demanding rework
BL3 HARD STEEL MANDREL the 4GP20 offers the reliabilityThe Sunnen BL3 Mandrel is designed for accurate, fine honing of small diameter bores where tight tolerances and superior surface finish are critical. Durable and easy to set up, it ensures consistent, repeatable results for a variety of applications. Compatible with Sunnen honing systems, the BL3 is ideal for precision work in automotive, aerospace, and manufacturing industries.
