My guy used a "Surewinder" on the springs.
www.surewinder.com
I saw the tool but didn't get to see him use it.
There's a video in the link.
Neat tool, but expensive.
Surewinder — Surewinder
Surewinder is the original spring winding tool designed to safely and quickly tackle residential spring winding needs.
I saw the tool but didn't get to see him use it.
There's a video in the link.
Neat tool, but expensive.