The problem with all battery tools is availability of batteries.
I have several perfectly good tools less than 10 years old that can no longer be used because batteries for them are no longer available.
OTOH I have a Stihl 070 ( lightning ) chain saw from 1978 that not only runs well but all parts are available for it.
So I probably will still be running it for another 40 years.
The trick to sustainability is long service life for consumer durable products
I also have several laptops that are in the same boat, perfectly good but can only be run from external power sources because the batteries are NLA