โรงงานผลิตแปรงอุตสาหกรรม สมุทรปราการ แชร์ Parallel to the brushing way can be a pattern of unidirectional strains that make the distinct brushed metal finish look. This process will also be called the mechanical polishing procedure. Brushing provides metals a homogenous area, incorporating cleanness and regularity to an or else uneven surface area. https://beediadiamond.com/catalog/polishing-brush