These triangular Flex sanding papers are ideal for grinding joint filler in drywall construction. When fitted onto a sander their triangular shape makes them ideal for processing corners & edges. The sheets are punched to enable dust extraction. They have velcro backing & are designed to fit Flex W. ST 700 Vario Giraffe sanders (W. ST 700 V. V Models). The FLX349259 Sanding Papers have the following specifications: Grit
Size: P150 Grit type: Very fine
Height: 290 mm. Pack
Size: 20.