
Redi-Lock Four-Sided Rhombus Diamond Grinding Shoes for Concrete and Terrazoo. High Efficiency Grinding: Improves grinding sharpness by 30% compared to standard tools. Extended Service Life: Unique formula extends lifespan by 20% compared to similar products. Anti-Flaking Design: Binder and abrasive wear together to prevent flaking and chipping. Wide Grit Range: Available in grit sizes from 6# to 300# for various finishing needs. Multiple Bond Options: Offers super hard, very hard, hard, medium, super soft, and soft bonds. Cost Reduction: Significantly reduces labor costs through improved efficiency. Versatile Application: Designed specifically for concrete and terrazzo surface finishing. Standard Packaging: Comes in packs of 9 pieces per box, 12 boxes per shipment.