speaking of murder machines

They do make solid blades for large gas powered trimmers. (like circular saw blades.)

That'd what I used at the old house...I may still have one kicking around

Me, I would spend more more time and effort on cleaning up the pond....it is looking nasty. lol.

That's an old picture...I do better keeping up with the pond then the outskirts of the property...which is where this is