H70 ALUMINUM OXIDE STONE SET, VITRIFIED BOND The Sunnen BL12 Mandrel is

The Sunnen BL12 Mandrel is designed for accurate

the FFA4 set ensures consistent and reliable performance

it delivers fast metal removal and superior surface finishes—without removing the workpiece

This versatile abrasive delivers consistent stock removal

particularly in the automotive and engine rebuilding industries

H70 ALUMINUM OXIDE STONE SET, VITRIFIED BOND The Sunnen BL12 Mandrel isUnlock unmatched precision with the Sunnen H70 Abrasive, engineered for high performance honing in demanding applications. Designed to deliver consistent surface finishes and tight tolerances, the H70 is ideal for a wide range of materials including steel, cast iron, and alloys. Whether you are finishing engine components or hydraulic cylinders, count on the H70 for faster cutting, longer life, and superior results. Trusted by professionals