This 100mm PCD diamond cup wheel is equipped with 5 quarter round PCDs and has an arbor of 22.23mm. It is useful for removing normal floor coatings like epoxy, paint, and other stubborn coatings. We pack it well in a hard box (full of foam). Sunny Superhard Tools is an experienced PCD diamond cup wheel manufacturer, and OEM/ODM service is welcome. PCD diamond cup wheels are widely used on Angle grinders, for removing all kinds of floor coatings, including epoxy, resin, paint, glue, etc. The PCD used on diamond cup wheels is usually quarter round type. There is also another irregular type - Cuboid type, and it has 2 different welding ways: Different Sizes of PCD Cup Wheels with Corresponding PCD Numbers: Diameter of cup wheel 100mm 125mm 150mm 180mm 230mm Corresponding PCD types Quarter Round PCD Corresponding PCD numbers 5pcs 6pcs 8pcs 10pcs 13pcs Optional Connection 22.23mm, M14, 5/8"-11 SYF-P28100SYF-P28100B