Haosail GT400 concrete floor grinder. Here are its general specifications:
Model: GT400
Motor Power: 3kW or 4kW depending on configuration
Operating Voltage: Typically 380V (Three Phase), but 220V options exist
Weight: Approximately 75 kg
Working Width: 400 mm
Speed (RPM): Up to 900 RPM or 1440 RPM depending on configuration
Dimensions:

1100×460× cross 460 cross 980
1100×460×980
mm
The machine is designed for surface preparation and polishing tasks, featuring a robust motor and integrated vacuum port compatibility for dust collection.