... designed with straight or curved slots, so they could be bent or distorted freely. Diamond Wet Polishing Pads are backed with loop ... they could be attached to any of backer pads very easy. Diamond Wet Polishing Pads are widely used to polishing marble,granite ... ,concrete,and other stone The grits of pads are from #50, #100, #200, #400, #800, #1500, #3000 to ...