Viper Floor Maintenance Pad, 17-Inch, Green 3000 Grit, Pack of 2 (60644)Viper Floor Maintenance Pad, 17 Inch, Green 3000 Grit, Pack of 2 (60644) Green 3000 Grit Viper Diamond Impregnated Floor Pads are made in the USA! Compare and save! Made with a superior process that distributes diamonds evenly throughout the fibers of the pad and eliminates scratches by removing rogue diamonds (larger than the stated grit size) via superior sorting method Green 3,000 Grit Pad is the equivalent of the Twister Step 3 Green Pad used for