7 Inch 12 Pcds Grinding Cup Wheels with Thread Super Concrete Tools Ltd. Base Info Model NO.:CW-08AManufacturing Process:BrazingShape:Cup-ShapedBonding Agent:MetalSegment No.:12Thread:5,8′′-11Trademark:Super Concrete ToolsSpecification:5 inch, 6 inch, 7 inchOrigin:Xiamen Description Pre:200mm Mts 6 Seg Metal Grinding Plate Next:Bright Red Concrete Dry Wet Polishing Pads