EASY TO USE - - This practical crimping pliers set can be used as a pressing tool for cable lugs, sockets and connectors. The jaws can be installed / disassembled easily by screws and a screwdriver QUALITY MATERIAL - - Jaws made of quality hardened steel, this crimping pliers is very strong and durable. Professional wire crimping tool with self-adjusting ratchet mechanism for easy operation 5 PAIR OF INTERCHANGEABLE INSERTS - - A03B (For 1.5 - 6 mm²): For non-insulated flat terminals; A26TW (For 2*0.5 - 6 mm²): For insulated and non-insulated sockets; A10 (For 1.5 - 6 mm²): For non-insulated terminals; A30J (For 0.5 - 6.0 mm²): For insulated terminals; A35WF (For 10 - 35 mm²): For non-insulated sockets ERGONOMIC HANDLE - - Thanks to the gripping position of the handle, the lightweight and compact structure as well as the design of the handle guarantee a perfect crimping effect STORAGE BAG - - Storage bag with outer pocket is provided to well organize and keep the tools after use