3M Disc Pad Hub 28442, 2-1/2 in 3/8 in-24 Internal For Short Shaft Tool
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- Threaded metal insert fits onto standard rotary sander or right angle grinder
- Rigid hub provides firm support for fiber disc face plate
- Versatile hub holds fiber disc face plates of all densities
- Disc pad hub only—disc pad face plates and fiber discs sold separately
- Various sizes available for different sized face plates