Hi Did you know of any frequent low-cost household items which might be made use of as substitute for grit or polish like possibly coffee, salt, cashews, rubber bb’s, etc? น้ำยาประเภทเคลือบเงาใช้กับเครื่องขัดพื้น If you have to shape a more durable rock, go with coarser sandpaper like 80-grit. Take into account that https://beediadiamond.com/catalog/polishing-stones