Fickert Antique Stone Abrasive Brush 1.Made of Dupont Tynex Abrasive Filament 2.produce the ... technical assistance. NameFICKERT ABRASIVE NYLON BRUSHPlace of OriginFujian,ChinaTypediamond brush,nylon brush,steel brushGrit36#,46#,60#,80#,120#,180#,240#,320#,500 ... be control 3 times by them Fickert Antique Stone Abrasive Brush