BURN-Q (Qinabu) is a great construction girl that's good at welding joint, electricity and pulley. her tools are really great to provide electricity and build a machine more easily, and with her pulley, she can also weight and pull stuff out easily.
Cort-X (Coreto) a Mech Lads girl who is a great use on a construction site, most of her tools are to control specific cranes and construction vehicles, and also able to repair any broken construction tools.