Except edge grinder and planetary floor grinder, we have square plate concrete grinder, they are mainly used in domestic field. If your country voltage is 380V 50HZ and the floor condition is not good, we recommend you to choose our square plate floor grinder, they are aluminum alloy gear box with double bearings and oil seals. Very good quality with better price. We have export 4 sets 4P-G700 to Thailand for sample test on January 21th 2018