3M 33180 Unitized Wheel Steel Screw Mandrel 850034 7/8 in x 1/4 in Shank

The Unitized Mandrel secures a 2-3˝ Unitized Wheel to a rotary tool for edge deburring and finishing applications. The silver button fits wheels with thicknesses of 1/8˝ or 1/4˝ and the black button accommodates wheels with thicknesses of 3/8˝ and 1/2˝. Use this mandrel with a 913 or 933 Unitized Wheel (sold separately).

Get Inside Hard-To-Reach Areas
Our Unitized Mandrel is a tool attachment designed to hold a small Unitized Wheel. The 1/4˝ shank diameter fits a 1/4˝ power tool collet or drill chuck. An integral part of the overall application, the mandrel helps operators effectively deburr and finish intricate or hard-to-reach areas.

Easy Attachment
Some Unitized Wheels come with QC Attachment Styles: TS, TR and TP. This mandrel was especially designed for center hole (CH) unitized wheels without QC attachments. The mandrel facilitates easy fastening of the abrasive wheel to the tool. It drives CH wheels with 2-3˝ diameters and a 3/8˝ center hole. Made with steel, it is exceptionally durable and long-lasting, so it can stand up to repeated wear and be used during heavy-duty applications.

Max. RPM for this mandrel is 25,100, enabling operators to use it effectively with high-speed wheels and tools.

Our Mandrel is a helpful accessory for tackling hard-to-reach areas and getting inside tight spots on the workpiece.

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