On 15/03/2019 14:44, RJH wrote:
I need to break up about 5m x 5m of concrete, varies in depth, seems to
be about 4" max.

I intend to do it over a few weeks, once the weather improves. Would
this be up to the job:

https://www.aldi.co.uk/workzone-demo...96542269374000

I intend to buy it, then sell on ebay once it's done.

I think SDS drilling and plug and feathers to cut the concrete into
manageable chunks would be easier and leave less rubble and mess?

https://en.wikipedia.org/wiki/Plug_and_feather

If you want a new toy.............