CV MANDREL ADAPTER OPTION Sunnen D6 tooling is the

Sunnen D6 tooling is the go-to solution for superior bore geometry and repeatable results

Ideal for automotive and high-performance engine builders

5" to 21" (63

The Sunnen BAL20 Mandrel is built for accuracy

CV MANDREL ADAPTER OPTION Sunnen D6 tooling is theThe Sunnen CV tooling delivers unmatched precision and consistency for engine builders and machinists demanding top tier results. Engineered for high performance cylinder honing, it ensures optimal surface finish, straightness, and size control with ease. Whether you are working on performance engines or rebuilding stock powertrains, the CV tooling offers fast setup, intuitive operation, and repeatable accuracymaking it the trusted choice in shops