BL3 HARD STEEL MANDREL Sunnen ISCAR Style tooling is

Sunnen ISCAR Style tooling is the smart choice for optimized productivity and cost savings

the 4GP20 offers the reliability and performance professionals expect from Sunnen

the BL20 is trusted in production and repair shops demanding reliable

Whether for tight-tolerance production or demanding rework

Its robust construction makes it an ideal choice for demanding industrial environments where accuracy and repeatability are paramount

BL3 HARD STEEL MANDREL Sunnen ISCAR Style tooling isThe 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.