Wide Range AWG 28-7 Crimping CapabilityThis precision-engineered ferrule crimping tool features an intelligent self-adjusting ratchet mechanism that automatically adapts to the terminal diameter. It covers an extensive range from AWG 28-7 (0.08-10mm²), ensuring a perfect, high-pressure square crimp for everything from delicate electronics to heavy-duty industrial wiring. Premium Tinned Pure Copper TerminalsMaximize conductivity and safety with our high-grade Tinned Pure Copper ferrules. Unlike standard copper terminals that oxidize and corrode, the premium tin plating provides superior resistance to rust and moisture. This ensures your electrical connections remain secure, gas-tight, and reliable even in demanding or humid environments. 730PCS Pro Selection 21 Precision SizesStop compromising with limited sets. This kit features 730pcs of high-quality insulated wire ferrules across 21 distinct sizes, specifically offering four conductor lengths (8mm, 9mm, 10mm, 12mm). Perf