Just a suggestion: Polish the strut before putting the new coil spring on the strut. It may (or may not), make the pull seem smoother. If not, it will not hurt anything.
Sometimes you get what you pay for, sometimes you only pay more for what you get.
Three shots are not a "group"...they are a "few".
If the Bible is the literal, infallible, unerring word of God...where are all those witches I am supposed to kill? (Exodus 22:18)