3M™ Star Mandrel 944, 1/4 in x 1/4-20 EXTl

The 3M™ Star Mandrel enables you to tightly secure Scotch-Brite™ Stars with 1/4-20 internal threads to your die grinder for safe performance. This accessory allows you to deburr inside diameters of pipe and tubing.
Special Price $2.93 Regular Price $3.45
UPC 00048011139289
3M ID 7000120684
Packaging Each
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Get More Done with One Tool

With the 3M™ Star Mandrel, you can use your die grinder and 3M's uniquely shaped Scotch-Brite™ Stars to clean, polish and lightly deburr the inside diameters of pipe and tubing. This mandrel is 3 inches in length with a shank size of .0.25 inches. Thread size is 1/4-20 EXT. It will run safely at a maximum RPM of 24,100.

Maximize the Value of Your 3M™ Power Tools

Engineered to work effectively with your 3M™ Die Grinder, the 3M™ Star Mandrel allows you to do more, more cost-efficiently with your power tools.


  • Securely attaches Scotch-Brite™ Stars to die grinder
  • Enables die grinder to reach internal diameters of pipes, tubing
  • Shank size is 0.25 inches
  • Thread size is 1/4-20 EXT
  • Runs at maximum RPM of 24,100
More Information
3M ID 7000120684
Keywords rotary tool, Die Grinders, Mandrel
Global Product Hierarchy Tools & Equipment > Mandrels & Adapters
Net Weight (Imperial) 0.06 lb
Net Weight (Metric) 27.22 g
Product Type simple
Quantity 0
Trademark 1 3M™
Type Regular
Country of Origin Taiwan
Sales Unit EA
SAP Shelf Life In Days 1825
Base - Billing Unit EA
Base - Customary Height Dimension 0.3
Base - Customary Length Dimension 6.718897638
Base - Customary Width Dimension 4.62519685
Base - Metric Gross Weight 31.751 G
Base - Metric Height Dimension 0.762 CM
Base - Metric Length Dimension 17.066 CM
Base - Metric Width Dimension 11.748 CM
Base - Item Quantity 1
Base - Unit EA
Consumer - Billing Unit EA
Consumer - Customary Cubic Dimension 9.32284148032863 ci
Consumer - Customary Gross Weight 0.06999897286632048 lbs
Consumer - Customary Net Weight 0.06099970332393378 lbs
Consumer - Customary Height Dimension 0.3 in
Consumer - Customary Length Dimension 6.718897637795275 in
Consumer - Customary Width Dimension 4.625196850393701 in
Consumer - Metric Cubic Dimension 152.774 CCM
Consumer - Metric Net Weight 27.669 G
Consumer - Metric Height Dimension 0.762 CM
Consumer - Metric Length Dimension 17.066 CM
Consumer - Metric Width Dimension 11.748 CM
Consumer - Item Quantity 1
Consumer - Unit EA
Shipper - Total Unit Quantity 1
Shipper - Previous Packaging Level Quantity 1
Pallet - Total Unit Quantity 999
Pallet - Previous Packaging Level Unit LOOS
Pallet - Pallet Layer Quantity 1
Pallet - Shipping Container Per Layer Quantity 999
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