On Thursday, 21 May 2020 22:14:53 UTC+1, Bazza wrote:
I'm looking to renovate a couple of garden benches by replacing the slats. These are wide benches so the standard kits of slats are not long enough.

I have some hardwood planks that are suitable but would need to have the edges rounded.

I can't believe nobody else has suggested it - Angle Grinder! In this case with a sanding disk. I find this combination a much-underrated woodworking tool, for outdoor woodwork at any rate.