CNC Surface Milling Grinding Machine SMG1500 Sm1500: dry cutting/milling only Sgm1500: dry cutting/wet grinding both Sm1500 can be upgraded to Smg1500 by add wet grinding package. Working range: from the smallest to large heavy duty diesel heads and blocks Working method: dry cutting/ wet grinding Structure feature: Traveling column design , reduces floor space requirements and improves accuracy Linear Roller Bearing Slideways Increased Vertical Travel - Super Fine Surface Finish-milling RA3.2, grinding RA1.6 Touch screen Easy to operate Automatic machining shows exact positon of the vertical and horizontal movements - accurate to .0001" (.01mm)