BL20 HARD STEEL MANDREL Sunnen D2 Tooling is engineered

Sunnen D2 Tooling is engineered for unmatched accuracy and durability in honing applications

Optimize your honing operations with Sunnen 5GP20 Tooling

Fully compatible with Sunnen honing systems

efficient honing of small to mid-sized bores

Ideal for applications demanding tight tolerances and high throughput

BL20 HARD STEEL MANDREL Sunnen D2 Tooling is engineeredThe 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.