Modern technologies, digital speed indicator, 550 W / BRUSHLESS DC electric motor with frequency regulator and overload protection. Self-propelled and a set of metal gears for a wide range of threads. Two prisms on the parallels.. Universal 100 mm. Can also be installed 125 mm. I offer an adapter disc. 21 mm. spindle hole. 400 mm. distance from the spindle to the tailstock. 210 mm. maximum workable diameter over the parallels.