I remember using a chain saw on pulling tires. Used to be the way to do it.
I think whether they are successful or not is dependent on expectations.
Well in that case, I'm golden.
In all seriousness, I'm sure that the placebo effect plays into it. Furthermore, I don't claim any immunity from it. That's a big part of why I didn't want to spend $100 on a grooving iron. I'm not expecting a dramatic traction increase. But hey, I've got less than a half an hour into this project. I don't think it'll make anything worse, and might make things a little better. Even if it's only in my mind.![]()