12PCS Extreme Hard Bond Concrete Floor Grinding Disk4 Inch Rough Cup Wheel with 4 Metal Bonded Abrasiv for Heavy-Duty Grindinge HTC Segment Type: Two Octagon Shape

Segment Type: Two Octagon Shape Segments

4) Smooth and level high spots

PCD/Segment Types: 40*10*10mm*2T (Two Rectangle Shape Segments Mixed with Split PCD)

Product Name: Blastrac Trapezoid Diamond Concrete Grinding Shoes with Double T Shape Segments

Segment Sizes: 24*10*10mm*3T (Three Rectangle Shape Segments with Dots)

12PCS Extreme Hard Bond Concrete Floor Grinding Disk4 Inch Rough Cup Wheel with 4 Metal Bonded Abrasiv for Heavy-Duty Grindinge HTC Segment Type: Two Octagon ShapeProduct 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