... discs 2T-2Lfor grind and leveling hard concrete.solf concrete,middle concrete floor we have different type pads.Used ... for maintaining, repairing and revamping the concrete floor, liquid penetrant or hardener and densifier for floor ... 150# 300# Technical parameter: Model2T-2LqualityHigh quality/economiccolorBlack,red,goldapplicationKinds of concrete floorSegment size3-9mm*2*12*12*38typeWet/ ...