- Material: Carborundum
- Product type: polishing sanding sponges
- Advantages: nice for both wet and dry use, can be used directly or wet on the surface of the object for polishing,reusable,durable to use.
- Application: suitable for grinding any irregular geometric curved surface,portable and handy. The sanding blocks are good choice for polishing, suitable for wood, metal, furniture, paint, drywall.