Trivantage is notorious for very high shipping....many do not use them because of this. Yes, shipping is very high and I just figure the cost into the project. Increased quantity may help, but I don't want to get stuck with excess materials laying around for months or longer so I order per job...
I would feel the same as you but let it go as there is no good ending. Many people are dumbasses in many regards and it's why my circle of close friends is tiny.
Wrong tool.......30 years career fire service here (retired)...we all carried spring loaded center punches in our Fire Gear......instant results on car windows.