Features: Strong suction force: This product adopts a water grinding disc suction designs, which has strong suction force and can firmly adhere to a flat surfaces, ensuring safe and stable fixation of items. Self adhesive designs: The product adopts a self-adhesive designs, which does not require additional glues or tools, and is easy to install and disassemble without leaving any residues on the surfaces. Aluminum alloy material: It is good quality aluminum alloy material, which has the characteristics of portability, corrosion resistance, aging resistance, etc., ensuring a long service life and good performances stability. Multi functional application: Suitable for various smooth surfaces, such as glass, tiles, metal, etc., it can be used for fixing items, hangings decorations, and other different scenarios Home users: Suitable for home decoration, organizing storage, hangings decorations, etc., helping home users to more conveniently fix and organize items. Specifications: Material: Aluminium Alloy Size：approx 3inches Thickness : approx 8mm Aperture ：M10 Type:1/2/3/4/5/6 Commonly Used for 100 Angle Grinder Package Includes: 1PC 3Inch Backer Pad note: Please allow 0-1cm error due to manual measurement. please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you