Technical& specification for MS820 Travel of table (mm)(LxC): 530x220 Wheelhead vertical travel (mm): 490 Working surface of table (mm)(LxW): 480x200 Working slidetrack: Steel ball rolling slide & double "v" shaped trackway Wheelhead spindle speeds(rpm/min): 2850 Frequency (Hz): 50 Power of wheel spindle motor (HP/P): 1100 Power of cool pump motor (HP/P): 40 Size of grinding wheel(mm)(dia. X width x bore): 8 x 3/4 x 11/4 Vertical movement of handwheel per division (manual travel) (mm): 0.01 Vertical movement of handwheel per revolution (manual travel) (mm): 1.25 Longitudinal Movement (manual travel) per division (mm): 0.02 Longitudinal Movement (manual travel) per revolution (mm): 2.5 Precision of digital readout (mm) 0.01-0.0015 Machine Net weight (kgs): 700 Machine Gross Weight (kgs): 800 Machine Dimension (m) (LxWxH): 1.68x1.20x1.80 Package Dimension (m) (LxWxH): 1.12x1.34x1.98 If youre interested in the above item and want to know more, pls contact me at any time