3M 3" Radial Bristle Disc 6 Ply Brush - 400 Grit Blue NSK Metric-calibrated holes for precise

Metric-calibrated holes for precise

precision surface finishing for lapidary and metalworking applications

A classic 6-prong round solitaire mounting designed to showcase a 9

This keeps upper and lower cutter sections aligned and reduces material sticking

accurate identification

3M 3" Radial Bristle Disc 6 Ply Brush - 400 Grit Blue NSK Metric-calibrated holes for preciseThe 3M 3" Radial Bristle Disc 6 Ply Brush in 400 Grit Blue is a pre assembled finishing brush designed for use on a jeweler's polishing lathe. Six individual 3M radial bristle discs are mounted together on a 2 piece plastic tapered spindle mount, creating a ready to use 6 ply configuration that delivers consistent surface finishing performance straight out of the package. This assembly is configured for right hand use on a polishing lathe. The 2 piece