The 125mm interface pad is made of high-quality sponge pad, durable and soft, durable, flexible and strong, the structure con suitable forms to the sanding pad, it is not easy to de suitable form or break even after long-term use, the soft cushion can reduce the vibration of the grinding tool, improve the grinding effect, and help you Complete polishing, grinding and other work Practical design, these cushion polishing pads have 2 different sides, one side is black hook side, you can stick sandpaper, the other side is white loop side, you can stick sanding pads, hooks and loops suitable for different purposes can match your sanding well machines and polishers. Note: Not compatible with PSA self-adhesive sandpaper 5 inches/125 mm in diameter, 0.47 inches/12 mm in thickness, with 8 holes, The hole diameter is about 0.39inch (almost 10mm). Suitable suitable for sanding or polishing discs of the corresponding size. Versatile; soft density cushioning pads increase disc pad support, improve abrasive cutting and provide tighter edge sanding, prevent damage to backing pads; hook and loop design also prevents dirt or debris from clogging your machine, extending machine life Long service life, also suitable suitable for polishing uneven surfaces, such as wood, metal, etc. Type:8 holes Colour:Black Material:sponge Size: diameter:5 inches/125 mm thickness:0.47 inches/12 mm hole diameter:about 0.39inch (almost 10mm) Package Contents: 10 x Hook and loop soft sponge cushions Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.