Brushing Is actually a precision finish and 1 of numerous surface finishes for metals. It consists of variable grain abrasive brushes making use of unidirectional strains to create a homogenous finish to uneven surfaces. In addition to the homogenous finish, brushing deburrs and round edges of metals. โรงงานผลิตแปรงอุตสาหกรรม สมุทรปราการ - https://beediadiamond.com/catalog/polishing-brush