Concrete cube mould are metallic four cornered mould which is mostly used in construction field and construction labs to aid the moulding of concrete cubes. These cubes would undergo a destructive test of concrete to ascertain the strength of that concrete. They often come in different sizes ranging from 150mm2, 100mm2 and 50mm2. Its thickness allows it to be very durable and withstand concrete itself. Oil inside serves as lubricant to help remove concrete cube sample after casting in the mould. Easy lock and unlock key by the sides helps for seemless demoulding of cube.