Detailed Product Description Polishing Machine for StoneHSMB-3800 Conuntertop profiling and polishing machineFeatures: 1) Model no.: ... ) Max. work length: 3,150mm8) Drilling diameter: 6-100mm9) Machine dimensions: 3,800×1,650×1,450mm10) Gross weight:1 ... liquid-immersed roller path, frequency conversion and variable speed, this machine with the characters of stable perfomance and high precision, can ...