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The Sunnen A-12 Honing Tooling System is engineered for precision honing of small-diameter bores
all engineered to deliver exceptional accuracy and surface finish
Built to withstand heavy use
Engineered for compatibility with R28-series mandrels
the A-12 system includes a mandrel assembly and a diamond-plated sleeve
BL3 ADAPTER The Sunnen A-12 Honing ToolingThe 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.
