Tightly Cramped: This item can crimp aluminum and copper wire, and the crimping process is tight and not easy to fall off. Labor Saving Design: This hydraulic crimping tool has a fixed handle and a movable handle, so the crimping pressure is stronger, saving time and effort. Easy to Use: The hydraulic crimping tool is simple to use, you just need to put in the mold you want, put in the items to be pressed, and finally open the valve for crimping. Flexible Valve: This product's round knob valve design makes the operation more convenient, when you turn to"on", the valve will open, and when you turn to "off ", the valve will close, saving time and improving efficiency. High Durability: This manual hydraulic crimping tool is made of steel, and the molds used in the compression process are made of hardened steel with a chrome-plated finish, which makes them resistant to rust and corrosion, so the kit is robust and durable., Manufacturer: SMTYXS