e?For one thing, we can provide customized size; for another, we can offer professional knowledge and specialized guidance according to your needs and different industries. ➢ How to use the abrasive belts safely?Before application, the abrasive belts shall be suspended at least 5 days in a closed room with temperature of 10~30℃ and humidity of 50%~60%. ➢ Why choose waterproof abrasive tools?Waterproof abrasive tool is used to polish the surface of metl or non-metllic work-pieces in water