Premium Industrial Foam Sanding Sponge – Extra Coarse Coated Emery Sanding Block for Tile Grout Removal, Drywall & Metal Rust Grinding

High-Density Ergonomic Sanding Sponges for Tough Surface Prep
Designed for maximum durability and user comfort, our Thick-Profile Emery Sanding Sponge Blocks are high-density foam pads coated with ultra-tough emery (金刚砂) abrasives.
Featuring a extra-coarse 36-grit design and high-resilience sponge core, these flexible sanding blocks conform smoothly to flat, curved, and contoured surfaces. They deliver rapid material removal, efficient rust/scale cleaning, and stubborn grout scrubbing while dramatically reducing hand fatigue during prolonged work.