... XF-4 Technical specifications: Model XF-3 XF-4 Diameter 80mm 100mm Thickness 4mm 4mm Grits 50#,150#,300#,500#,1000#,2000 ... the polishing pads , the floor surface will show a mirror effect3.It can make the old stone floor ... #,Buff(White/black)50#,150#,300#,500#,1000#,2000#,3000#,Buff(White/black)Diameter(inch)3"4" ... ,you need to work,then we can give you a plan for use which type polishing pads and the ...