Applications: Connector crimping pliers are designed for cutting copper and aluminum wire, crimping solderless connections and terminals. Can cut and crimp 10-22 AWG wire. Comfortable Grip: Ergonomically designed non-slip plastic dipped PVC handles, hold firmly and comfortably. Material: Made of high carbon steel and heat treated, longlasting. Size: 207 x 50 x 13mm / 8.1 x 2 x 0.5". Anti-Rust Oil: The antirust oil may be appeared on the pliers, it can protect the pliers from rusting. It's not dirty or used products, you can clean it and it will not effect the function.