"This is just one of those useful tools you keep in your tool box that will safe frustration and time. Far better to rethread than to break out the box with all of the re-plastering involved. Nice and easy to use."
"If I had a pound for every crossthreded plate screw I came across! Run this through hey presto its in use again no need crossthreaded 3.5mm plate screw too badly damaged no problem drill out rethread to 4mmno need to to dig out the old box"