12PCS GD09 Hard Bond Arrow Segmented Diamond Grinding Disc - Coarse Grits Floor Wheel for Efficient Concrete and Terrazzo Renova Grit:Grit 80 1/2 PCD*3T (Three Half Dovetail

1/2 PCD*3T (Three Half Dovetail PCD)

PCD Sizes: 1/2 PCD*9T (Nine Half Reverse PCD)

0*8mm*4T (Four Segments)

Material: PCD+Diamond Segments + Blastrac Trapezoid Metal Blank

Material: PCD + Diamond Segment + Schwamborn Metal Blank

12PCS GD09 Hard Bond Arrow Segmented Diamond Grinding Disc - Coarse Grits Floor Wheel for Efficient Concrete and Terrazzo Renova Grit:Grit 80 1/2 PCD*3T (Three Half DovetailProduct Description Diamond grinding discs are engineered with top grade industrial diamond powders for maximum grinding performance and superior lifespan. Our specially formulaed grinding segments increased durability and wheel life . These diamond wheels disc can be used for a wide of grinding concrete and other masonry products. Bond: Soft Bond, Medium Bond, Hard Bond Hard concrete requires softer bond to prevent glazing and to allow new diamonds