That fish hook story in the book gave me chills too.
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The real answer is Beryllium-copper tools from NGK metals. These can be found in the USA also. I've had sets for years, no rust, won't collect dust. See here: NGK Berylco | BERYLCO® Safety Tools
While no first hand experience, I wasn't sure they would handle a heavy wire leader.
Why are pliers with cutting sides not used over shears? I feel like shears could be a pain to get on your fingers if stuck while pliers can easily be used with one hand