These round Flex sanding papers are ideal for grinding joint filler in drywall construction. When fitted on to a sander, they are ideal for processing large surfaces on walls and ceilings. The sheets are punched to enable dust extraction. They have Hook & Loop backing and are suitable for the following Flex models: GE 5 / GE 5 RGSE 5RWSE 7 Vario SetWSE 7 Vario PlusWST 700VVWST 700VV Plus.