... brush-crimped wire in Bench Grinder to remove rust,corrosin, paint and general clean surface and polishing CIRCULAR-GRINDER BRUSHES-CRIMPED WIRED(mm ... for brush dia100-125mm(20mmbore with 1/2"&5/8" adapters),dia150-300mm(32mm bore with 1/2 ... ",5/8",3/4",7/8" &1" adapters) APPLICATIONS: ... in clouring box. Circular brushes-crimped wire for bench grinder machine