100-Piece Assorted Sanding Pads- 10 different grits sandpaper assortment from rough to fine: 40/ 60/ 80/ 100/ 120/ 150/ 180/ 240/ 320/ 400 grits, 10 sanding sheets of each grit, total 100 pieces, offer you more choices ,ensure your demand for grit sandpaper.The higher the number, the finer the grit. High Quality Construction- Made from high quality aluminium oxide abrasive,durable and anti- static.It will be your good choice for polishing.providing better surface finishes and polishing effects, so you can get the job done fast, saving you time and money. Perfect Size-Fit Universal Orbital Sander- 125mm Diameter, great for all 5 inch sanding machines, especially Random Orbit Sander, such as Makita DBO180Z, BO5041 BO5031, Tacklife PRS01A,PRS02A, DeWalt DWE6423, Ryobi R18ROS-0, ROS300, Bosch PEX 220 A, PEX 300 AE, PEX 400 AE, Vonhaus Random Orbit Sander, BLACK+DECKER KA199-GB etc. Easy to Use-Premium back with 8 holes - Back of napping makes grit removal and replacement quick and lengthens the life of each disc, hook and loop backing for quick fitting, and pre-punched with 8 holes designed for efficient dust extraction, strong and long lasting, easy to install and remove. Wide Applications- Ideal for grinding, polishing and derusting metal and non-metal, wood, rubber, leather, plastic, stone, glass and other materials grinding, polishing and so on. These sandpaper disk can meet almost all your requirements.