
The Best Sandpaper (Review) in 2020 | Car Bibles
17/1/2020· 2000 grit sandpaper is best used wet when used for fine finishes as the lubriion helps to carry away any grit particles which could ruin the finish if they weren’t easily wept away. This means the 2000 grit sandpaper needs to be soaked before use; the best liquid to use is clean water with a small amount of detergent to lower the surface tension of the water for a smoother glide.