The THOMAS & BETTS 21738 is a robust, hydraulic-operated crimping tool engineered for demanding industrial applications. This 12-ton tool is specifically designed to install both insulated and non-insulated Sta-Kon terminals, accommodating a wide range of wire gauges from #8 AWG to 250 kcmil. Meeting military specification MS25441-1, it ensures reliable and consistent crimps. The tool's hydraulic power provides a strong and secure connection, making it ideal for electrical construction, maintenance, and manufacturing environments where high-quality terminal connections are critical. Note that dies are required and ordered separately to match the specific terminal size.