... clogging, high grinding 1.Good flexibility.2.Water the sandpaper is used in the last process in grinding and ... polishing automotive ;dry and wet sandpaper, have dust clogging, high grinding and long life.backing: ... 100mm), 4.5" (115mm),5"(125mm),6"(150mm),7"(180mm)Grit range: 40 to 2000Hole pattern: 5 holes / 6 holes/ ... hole pattern as customer request. wet and dry sandpaper