KM-300/KM-300C In-line Electric Power Cable Crimping Tool, 10-300mm² Copper/Aluminum Terminal Crimping 2200W Power ,Easy to Use

OIL RETURN VALVE:Rotate clockwise to work and rotate counterclockwise to reset. SWITCH KEY:After durability test, it can be opened and closed repeatedly and has a long service life. COOLING SYSTEM:Spiral heat dissipation system, quickly dissipates heat and prevents burning. OIL FILLING PORT:Inject lubricating oil regularly to prolong the service life of the machine. EXTENSION CABLE:The cable is 1.5 meters long, bold and longer, convenient for plug-in work.