3M Unitized Wheel Mandrel, 990 Series, 1.750" x 0.250" x 1.000"

A small but mighty abrasive accessory, 3M™ Unitized Wheel Mandrels secures Scotch-Brite™ Unitized Wheels (sold separately) to a rotary tool with a ¼” collet (such as a die grinder) for edge deburring and finishing.