7" diamond double row grinding cup wheel for concrete

What is for sale: 7" diamond double row grinding cup wheel for concrete

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THIS IS A NEW GRINDING DIAMOND DOUBLE ROW CUP WHEEL FROM STAR LIGHT DIAMONDS
5/8-11 THREADED ARBOR TO FIT ON ALL 7 OR 9IN GRINDERS!
FOR THE TOUGHEST JOB IN CONCRETE GRINDING
THIS IS THE FINEST QUALITY FROM STAR LIGHT DIAMONDS AT A VERY COMPETITIVE PRICE.
THIS UNIT SELLS FOR $99.99 IN MOST RETAIL OUTLETS!