3M 051144-88743 Retainer Nut Disc Pad Hub, 2-1/2 in Dia, 5/8-11 EXT x 5/8-11 INT Thread, Black

3M Disc Pad Hub, Retainer Nut, For Use With: Right Angle Grinders with 5/811 EXT Short Shafts, 4 - 9 in Face Plates, 2-1/2 in Dia, 5/8-11 EXT x 5/8-11 INT Thread, Black

• 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
• Disc pad hub holds the face plate firmly in position to support a fiber disc with a 7/8 in center hole, which is secured to the hub with a compatible retainer nut