3M Radial Bristle Disc #400 Equivalent Blue 19.1mm BR DISC 400 3/4 48 Pieces

Catalogue number: BR DISC 400 3/4 Features: ●Ideal for deburring in narrow spaces. ●Fine abrasive grains (PUM, 6M, 1M) allow for finishing and polishing. ●Pumice is a fine abrasive grain that leaves no streaks on the workpiece. ●Outer diameter 19.1 mm type. Applications: ●For general micro-burr removal work. ●For cleaning molds. ●For finishing jewelry. Specifications: ●Outer diameter (mm): 19.1 ●Maximum operating speed (rpm): 35000 ●Grit (#): equivalent to 400 ●Abrasive: Aluminum oxide ●Hole diameter (mm): 1.6 ●Color: Blue ●Includes one each of mandrel 27680 and φ3.0mm shaft ●Outer diameter 3/4 inch Material/Finish: ●Abrasive: Ceramic abrasive grain, aluminum oxide (80, 120) Aluminum oxide (220, 400, 6M, 1M) Pumice (PUM) Note: ●This product is not intended for general consumers, so the labels and instruction manuals are not written or included with this product for general consumers.