Smart Design: 8 holes on the sandpaper can collect dust most effectively, help keep the work surface clean, and the hook and loop sandpaper holder can help you change the paper easily and quickly. Strong and Durable: Use the right material, the sandpaper used in the triangular sander is equipped with a thick paper base, made of high-quality alumina and wear-resistant sand. The highly durable resin bonding system extends the service life. Triangular Mouse Design: Helps reach tight corners for efficient material removal, suitable for Dewalt, Bosch, Black + Decker. Wide Range of Applications: Suitable for grinding and polishing metal, non-metal, wood, rubber, leather, plastic, stone, glass and other materials, suitable for various power tools, pneumatic tools, grinders, easy to use. Packaging: 25 pieces per box, 40/60/80/120/180 The classification of various grit sander sheets can meet all polishing requirements, single piece size 7.28" x 3.66" (185mm x 93mm) Q: Why choose our sandpaper? A: Real materials, strict quality inspection. Our sandpaper is wear-resistant and high-temperature resistant. The sanding sheets are made of aluminum oxide abrasive, durable and anti-static. The grit is larger, the polished effect is finer. Our sandpaper production is strictly controlled. The matte texture is uniform, and the sandpaper can be bent freely without sand dripping. The flocking sandpaper is firmly attached, and the grinding position can be adjusted at will during the grinding process. Wide range of uses, assorted grit combinations can meet all your polishing needs - Hook and loop backing makes attachment easy and convenient.Triangular sanding pads are perfect for wood sanding, meeting the needs of versatile sanding on hardwoods such as oak and yellow pine, or construction panels like plywood. - Apply to metal and non-metal, wood, rubber, leather, plastic, stone, glass and other materials grinding, polishing, etc. - Assorted grit sanding pads to suit all types of jobs, and a wide selection of sandpaper, carbide rasps and polishing pads to work on many materials. - 40# 60# 80# 120# 180# grits, totaling 25/50 sheets. Coarse to fine, covered all grit grades. Features: Material: Aluminum Oxide Abrasive Color: Reddish Brown Backing Technique: Hook & Loop Number of Holes8 Holes Size: 7.28" x 3.66" (185mm x 93mm) Grade: 40/60/80/120/180 Quantity: 25/50PCS Sanding Sheets