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

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

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.

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.

3M Star Mandrel Model

The 3M Star Mandrel 944 is designed to securely attach Scotch-Brite Stars to your die grinder. This model ensures a tight fit for safe and effective use, making it a reliable accessory for your power tools.

With the exact model number 944, you get a product that matches your die grinder needs perfectly. The brand 3M guarantees quality and compatibility with their line of accessories.

Exact Dimensions Included

This mandrel measures 1/4 inch by 1/4-20 EXT thread size, providing precise compatibility with internal threads on Scotch-Brite Stars. The shank size is 0.25 inches, fitting most standard die grinders.

Its compact size allows it to reach internal diameters of pipes and tubing easily. The 3-inch length offers enough reach for detailed deburring and polishing tasks inside tight spaces.

Safe Maximum RPM

The 3M Star Mandrel runs safely at a maximum RPM of 24,100, ensuring efficient performance without risking damage to the tool or workpiece. This speed rating helps you get the job done quickly and safely.

Operating within this RPM limit allows the mandrel to maintain secure attachment of Scotch-Brite Stars during use. It’s ideal for cleaning, polishing, and light deburring inside pipes and tubing.

Versatile Tool Compatibility

Designed specifically for use with die grinders, this mandrel fits 1/4-20 EXT threaded Scotch-Brite Stars. It maximizes the value of your 3M power tools by expanding their functionality.

Using this mandrel, you can clean and polish inside diameters of pipes and tubing efficiently. It’s a practical addition that enhances your existing 3M die grinder setup.

Compact Size, Big Impact

The 3-inch length and 0.25-inch shank size make this mandrel easy to handle and maneuver inside tight spaces. Its size is perfect for detailed work on internal pipe diameters.

This compact design doesn’t compromise on performance, allowing you to get more done with one tool. It’s a smart choice for professionals needing precision and reliability.