Shopping Cart

Your cart is empty.

Your cart is empty.

3M Unitized Wheel Mandrel 933, 2 in x 1/4 in x 1 in

Free shipping on orders over $29.99

$10.43

$ 4 .99 $4.99

In Stock

About this item

  • Designed to attach a 2-1/2" or 3" diameter Scotch-Brite brand unitized wheel to a rotary tool
  • Mandrel holds wheels 1/4", 1/2", 3/4", or 1" thick with a 1/4" center hole (sold separately)
  • Flange has outside diameter of 1"
  • Small size enables access to small or intricate workpieces
  • Max RPM 14,000


Product Description

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.

From the Manufacturer

The 3M™ Unitized Wheel Mandrel 933 secures a small Scotch-Brite™ unitized sanding wheel to a rotary tool such as a die grinder for edge deburring and finishing applications. The shank is 2" long and holds a wheel (sold separately) 1/4", 1/2", 3/4", or 1" thick, with a 1/4" center hole. The 1" diameter flanges fit on either side of the wheel and are secured with the retainer nut. Max RPM is 14,000. Note: A 5/16" center hole is recommended for wheels 6 density or harder.

For more than a century, 3M has applied innovation and technology to improving our customers’ lives and supporting their business goals. Today the company, from its headquarters in St. Paul, Minnesota, serves industrial and commercial customers and consumers in nearly 200 countries. Abrasive Systems products, including a complete line of coated abrasives, microfinishing and microreplicated abrasives, and hardware accessories, provide the finishing touch for almost any surface conditioning application. The 3M brand, across thousands of products, represents consistency, superior quality, and value.


Hector713
Reviewed in the United States on March 1, 2023
Excelente 👌
Patrick Moore
Reviewed in the United States on February 27, 2017
Very nice fit for my buffing wheels, I just started using them today