Dual Side Sponge Polishing Block

This dual-side sponge polishing block adopts electrostatic sand planting technology. One side is 1000 grit for rough grinding, and the other side is 10000 grit for fine mirror polishing. It completes scratch removal and surface brightening with only one block. The sand grains adhere tightly to avoid shedding residue during polishing and deliver long-lasting wear resistance. Each block measures 90mm×40mm×14mm and weighs 5g. Flexible sponge base fits curved surfaces of crafts evenly. It works perfectly for bodhi, jade, amber, wooden ornaments and beads to eliminate burrs and scratches and create glossy mirror finish. We have 627 units ready for fast shipment. Compact and easy to grip, it is an essential hand polishing tool for craft hobbyists.