DT DIATOOL Diamond Concrete Polishing Pads 4 Inch/100mm 6 Pieces #400 for Dry or Wet Cement Terrazzo Floor

Thickened Resin bond diamond concrete dry or wet polishing pads; Material: Industrial diamond grain; Resin; Nylon buckle Quantity: 6 Pieces; Grit: #400; Diameter: 4"/100mm; Total thickness: 10.5mm; Workable thickness>= 9mm Dry or Wet Grinding or polishing; Dry working could be get better performance; Suitable for processing, repairing and renovating concrete floor, cement floor, terrazzo floor Not Recommended for very soft concrete; Use them from coarse to fine, the final polishing For floor grinding machine; Recommended speed is 2500RPM; Max capacity is 4000RPM