VTL Kolomna 1550, YOP 1974. Manufacturer: Kolomna Made in: Russia Chuck diameter, 4500 mm Max. work piece diameter, 5000 mm Max. work piece height, 2500 mm Max. work piece weight, 100000 kg Chuck speed, 0,34 ... 31 rpm Main electric motor power, 125 kW Machine overall dimensions, 6600 x 11400 x 8400 mm Machine weight, app. 140500 kg