3M 3" Radial Bristle Disc 6 Ply Brush - 400 Grit Blue Sterling Silver & Yellow Gold Filled Always wear NIOSH-approved respiratory protection

Always wear NIOSH-approved respiratory protection for crystalline silica dust when using this product or when exposure to dust is possible

these mountings arrive highly polished and ready for stone setting and sizing

3mm link diameter

Graduated lengths allow continued full comfort and control as gravers shorten from sharpening and wear

Swiss Made — recognized for exceptional quality in professional engraving

3M 3" Radial Bristle Disc 6 Ply Brush - 400 Grit Blue Sterling Silver & Yellow Gold Filled Always wear NIOSH-approved respiratory protectionThe 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