4 Inch Green Silicon Carbide Grinding Stone Wheel,Cup Grinding Wheel for Granite Marble Concrete Masonry with 5/8"-11 Threaded Arbor (60 Grit)

【Wide Range of Application】HONGUIS grinding stone is widely used for stone,concrete,ceramic tile,brick.It is a good choice for delicate grinding and rounding edges ,removing stains and smoothing scratch patterns before polishing.
【Green Silicon Carbide】The main abrasive ingredient is green silicon carbide, more hardness, more durability and long life span.It is more controlled and better transitions than the traditional metal cups,but it cannot replace traditional metal cups.
【Straight Cylindrical Shape】Keep the working area not reduced, high efficiency.Never grind with the side of the wheel.
【Specification】Diameter 4 Inch * height 2 inch.5/8"-11 Threaded Arbor. Fit with angle grinder without the use of flange.The maximum working speed does not exceed 9000rmp.
【Operation Instruction】Before installing the grinding stone, be sure to install the inner flange on the spindle of the angle grinder which can make the grinding wheel body evenly stressed to ensure the safe and stable operation of the grinding stone.

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