DESIGNED FOR CONCRETE MASONRY ROCK - WELLYUK 6" double row diamond cup grinding wheel designed for grinding concrete masonry, rock. Works great on Concrete Masonry rock stone surfaces Outer diameter: 6 in. /150 mm, Inner hole: 22.23 mm( with ring adapters to 20 mm). WET/DRY USE: Double row segments with the 5mm segment height are perfect for both fast and smooth grinding. can be used in wet or dry state, great to use in different situations.adding some water, you get better effects during grinding. APPLICATION: Our diamond grinder wheel used for dry/wet grinding of concrete, granite, stone, marble, tile, masonry and some other construction material to smooth uneven surfaces and remove flashing It is suitable for most angle grinders and grinding machines. Please compare the relevant parameters of your machine (e.g. Inner hole) carefully before purchasing to avoid unnecessary trouble. Features And Specifications:

Package: 1 piece
Use: Dry / wet
Material: Synthetic diamond, metal bond
Outer Diameter:6 in. /150 mm
Inner Hole: 22.23 mm( with ring adapters to 20 mm).
Blade Thickness: 5 mm
For Use With: Granite , marble, natural stone, concrete walls, slotting or leveling, polishing, etc.