Alien build well manufactures is involved in manufacturing and is also involved in marketing of specialised equipments for roads, airports dams and other large irrigation projects. Some of the special features of these equipments:the main focus of the company is on mixing, transporting, slip forming and finishing of cement concrete. The portable reverse discharge mixing unit, model penta750b has in-built hydraulic aggregate weighing system. Additional features are also provided by these equipmentsother features include: water meter or electronic water flow meter; light weight portable on site; no civil foundation required; low power requirement; and very simple to maintain and operate. These components are what make the remarkable difference of penta mixers with other local brands. The mixing blades and paddles are as per italian drawings and are very important to ensure homogeneous mixing of concrete of various slump. The single italian cast steel gear ring is mounted, on the drum without any bolting or holes made on the drum. Through an italian compact reduction gearbox, tthe entire mixing drum is powered through an italian compact reduction gearbox, which is specially designed manufactured for reverse drum mixers. The gearbox imparts high torque to the drive but does not take away too much power from the electric motor. These components are what make the remarkable difference of penta mixers with other local brands.