Mainly used for drilling the plates,flange used in the wind power, heat-exchangers and boilers Technical data:ModelYGZ3030/2Range of drillingL×W(mm)3000×3000Max.thickness(mm)250WorktableWidth/distance of T notch(mm)28/500 Drilling and milling spindlesQuantity2Taper hole of spindleBT50Max.diameter of drilling(mm)Φ40(Hard alloy drilling head)Φ50(Hard-speed steel twist drilling head)Rotation speeds( ...