Diamond Tool, Diamond Saw Blade, Polishing Pad manufacturer / supplier in China, offering Premium 4 Inch 7 Steps Hook and Loop 4 Inch Wet Dry Diamond Resin Polishing Pads for Stone Granite, 6" Triangle Hole Diamond Blades for Aggregate & Green Concrete, 120mm Diamond Tuck Point Grooving Saw Blades for Extra Hard Concrete Floor and so on.