Sanding sheet set for delta sanders. This set includes 25 pieces with 6 holes and a Velcro system. The sheet dimensions (corner dimension) are 105 mm, with grits of 10 x 60, 10 x 120, and 5 x 180. These high-quality universal sanding sheets are designed for detailed sanding in corners and on edges. They provide powerful sanding on small surfaces such as corners, profiles, and edges with triangular sanders. The 60, 120, and 180 grit options ensure perfect sanding results for coarse, medium, and fine sanding of wood, filler, paint, lacquer, and metal. The precisely fitting universal sanding sheets in 105 mm format feature a Velcro system for a secure hold and quick sheet changes. They also have 6 suction holes for effective dust extraction. Suitable for triangular sanders with a 105 mm base plate, these sheets can be used on various materials including paint, filler, varnish, wood and wood materials, hard and soft wood, chipboard, metal, and rust. Safety note: Please wear safety goggles, a dust mask, and ear protection when using.