3M 7000120684 | 6.72 in Diameter x 1/4"-20 EXT Thread x 1/4" Shank x 4"-5/8" Width Star Mandrel

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.

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" in length with a shank size of .0.25". Thread size is 1/4-20 EXT. It will run safely at a maximum RPM of 24,100.

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.

Features:

• Securely attaches Scotch-Brite stars to die grinder
• Enables die grinder to reach internal diameters of pipes, tubing
• Shank size is 0.25"
• Thread size is 1/4-20 EXT
• Runs at maximum 24,100 RPM