3M 2" Radial Bristle Disc 6 Ply Brush - 220 Grit Red Prop 65 - Silica Two rounded embossing faces: 3mm

Two rounded embossing faces: 3mm diameter and 5mm diameter

and GraverSmith

curved surfaces

extractor (suction) motor power

an abbreviation for Sterling Silver

3M 2" Radial Bristle Disc 6 Ply Brush - 220 Grit Red Prop 65 - Silica Two rounded embossing faces: 3mmThis assembled 2" radial bristle disc brush combines six individual 3M radial bristle discs mounted together on a single tapered spindle mount adaptor, delivering concentrated finishing and polishing action in one ready to use unit. The 6 ply construction increases surface contact and abrading efficiency compared to single disc setups, making it well suited for professional jewelers and metalsmiths working on detailed polishing and finishing tasks. At