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

Our 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.

Get More Done with One Tool

With our 3M™ Star Mandrel, you can use your die grinder with our uniquely shaped Scotch-Brite™ Stars to clean, polish and lightly deburr the inside diameters of pipe and tubing. Our 3M™ Star 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, our 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

• Attachment Type: Threaded
• Maximum RPM: 24100
• Package Quantity: 1 LOOS
• Product Type: Mandrel
• Thread Size: 1/4-20 EXT
• Type: Regular
• Width: 4.63 in