9PCS Trapezoid Segments Diamond Concrete Pads - 3 Inch STI Metal Grinding Disc for Terrazzo Floor with Two Pins ASL Blastac Diamond Grinding Shoes Blank: Aluminum Blank with Thread

Blank: Aluminum Blank with Thread Connection Holes

Connection: Six Connection Holes (Three M6 Thread Holes and Three Bare Holes)

Segment Sizes: Two M Shape Segments

PCD Sizes: 1/2 PCD*5/8/9T (Five/Eight/Nine Small Half Reversed PCD)

9PCS Trapezoid Segments Diamond Concrete Pads - 3 Inch STI Metal Grinding Disc for Terrazzo Floor with Two Pins ASL Blastac Diamond Grinding Shoes Blank: Aluminum Blank with ThreadProduct 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