1. Triangle sander sandpaper kit: This set includes a total of 70 sanding sheets, designed for processing and grinding materials such as wood, metal, plaster, plastic, stainless steel alloys, and more, from coarse to fine finishes. 2. EFFECTIVE GRINDING ABILITY: The multifunctional sandpaper features an 11hole design, promoting dust removal or ventilation to reduce dust buildup and heat accumulation while enhancing grinding efficiency. Thanks to its quality aluminum oxide layer, the triangular sandpaper remains durable and stable, even during prolonged sanding. Whether polishing, sanding, or finishing delicate surfaces, it delivers reliable performance and consistent results every time. 3. MULTIFUNCTIONAL ALUMINIUM OXIDE SANDPAPER: Made from aluminum abrasive with uniform distribution and strong resistance, this quality sandpaper ensures polishing—the larger the grit, the better the finish. Its thick, sturdy material resists damage during polishing and performs exceptionally well on narrow corners and edges. The newly developed adhesive enhances wear resistance and flexibility, improving the efficiency and longevity of the sanding pads. It also offers strong waterproof properties, making it suitable for both wet and dry environments. 4. VELCRO TRIANGLE SANDING PADS: The triangular sandpaper features a Velcro backing for quick and secure attachment to sanders, ideal for grinding and polishing. It is for smoothing edges or treating curved surfaces, both inside and out. The 11 prepunched holes ensure convenient use, facilitating a smooth and efficient grinding process while delivering results on various surfaces. Compatible with all standard triangular sanders.