10-piece sanding disc set with 80-grit aluminium oxide abrasive, designed for PKTool sanders (model PT70701). The 80-grit specification provides a finer finish than coarser alternatives, making it ideal for intermediate smoothing and surface preparation work. Aluminium oxide construction ensures durability and reliable performance across wood, metal, and composite surfaces. This complete kit supplies everything needed for consistent results without frequent disc changes. Fits standard PKTool backing plates for straightforward compatibility.