A10 DIAMOND PLATED SLEEVE - ATO the P28 is your go-to

the P28 is your go-to solution for reliable and repeatable honing

Achieve exceptional honing precision with the Sunnen 4GP28 Honing Tool

Maximize performance in blind hole honing with Sunnen 5HR28 Tooling

Built to integrate seamlessly with Sunnen mandrels

and easy to operate

A10 DIAMOND PLATED SLEEVE - ATO the P28 is your go-toElevate your precision honing capabilities with the Sunnen A 10 Tooling System, a versatile solution designed for small diameter bore applications. Part of Sunnen's renowned A Series, the A 10 system includes a range of components such as mandrels, diamond plated sleeves, and pilots, all engineered to deliver exceptional accuracy and surface finish.