However, do not forget that coarse grits can hurt softer stones Therefore if doubtful always start out small before transferring on to progressively more substantial numbers in your grit scale. เครื่องเป่าใบไม้ ดูดใบไม้ ใช้น้ำมัน Fill barrel ¾ full with stones and shake to settle. Don't use fewer, it will not likely https://beediadiamond.com/catalog/polishing-stones