3M™ Unitized Wheel Mandrel 990 (For Radial Bristle Brush 2'' & 3'') glassabrasives 3M™ Ceramic Abrasive Grain surpasses

3M™ Ceramic Abrasive Grain surpasses aluminum oxide abrasives in cut-rate

Metal bonds help abrasives endure repeated wear without breaking down too easily

Available in a range of lengths for attachment to ¼" collet

Time Tested

3M™ Unitized Wheel Mandrel 990 (For Radial Bristle Brush 2'' & 3'') glassabrasives 3M™ Ceramic Abrasive Grain surpassesHighlights Designed to attach Scotch Brite Unitized Wheels to rotary tools Small size enables access to small or intricate workpieces Max RPM 14,000 Use with wheels 2 3 in diameter and 1 thick A small but mighty abrasive accessory, 3M Unitized Wheel Mandrels secures Scotch Brite Unitized Wheels (sold separately) to a rotary tool with a collet (such as a die grinder) for edge deburring and finishing. Available in a range of lengths for attachment to "