The X-8 has a 8mm orbit.The main advantage of this long throw orbital polisher is pad rotation.A pad that rotates in a large orbit does more work per pass, the liquids are more effective, and you get results that surpass expectation.This tool is built right using the best of the best.Packing 900watts high quality native copper motor, the most powerful on the market.The advanced CNC machined countrweight ensures smooth operation and using NSK bearings, the best in the world, makes it work more steady, and homogeneity better.X8 also has other designs, such as the ergonomic handle and guard, provide a better level of comforbility while in use, and the removable Hook&Loop backing plate, makes easier in your replacement.Tachogenerator constant speed control, provides overload protection and not allows the shake by changeable speed through a fully variable triggle. Also X8 reinforced the coil and dual-insulation protection to against dust and prevent the machine failure.Metal gearbox, all wheel bearing, and steel structure orbit making the machine more stronger and prolong the using time.