"Ferrules play a small but critical role in electrical wiring: protecting stranded wire ends, ensuring secure terminal block connections, and preventing strand fraying that can cause intermittent faults. Achieving a consistent, reliable ferrule crimp at production volume is virtually impossible by hand, which is why ferrule crimping machines have become essential equipment in control ... https://sttellardawang.com/blogs/why-ferrule-crimping-machines-essential-electrical-wiring