Martin Brown wrote:

Vir Campestris wrote:

Bosch make decent hedge trimmers that do eventually wear out but will
cut 20mm stems provided you are able to handle it.

Must be battery.

That rules out almost any kind of workable option.

Are you au fait with modern 18V brushless tools and 5Ah batteries?

The makita trimmer I mentioned, spec says it will cut 24.5mm