Sanding sponge: flexible for dry or wet grinding.. Wet and dry sanding blocks: easy to use, high utilization rate.. Grinding block: can be used on metal, wood, plastic, paint drywall.. Sponge grinding block: made of material, durable and practical.. Abrasive sponge: used for polishing furniture, paint, kitchen equipments,wood,wall, floor etc. also for kitchen cleaning..
