The THOMAS & BETTS ERG4007 is an ergonomic hand tool designed specifically for crimping RD and RE insulated terminals. This tool is expertly engineered to provide comfortable and efficient crimping, reducing strain on the hand and wrist during extended use. With its high-quality construction, the ERG4007 ensures precise and reliable crimping every time. Whether you need to crimp RD or RE insulated terminals for electrical installations or repairs, this ergonomic hand tool is a must-have for professionals and DIY enthusiasts alike.