3M Disc Pad Holders have a center hole with internal threads?choose the thread size that matches the external thread size of your right angle grinder. T-shaped hooks securely hold a surface conditioning disc and provide quick and easy disc attachment, removal, and re-attachment. The hook-and-loop feature enables the disc to be used and re-used for the extent of the abrasive life. Discs are sold separately.
Our Scotch-Brite surface conditioning discs and light grinding/blending products (sold separately) deburr, clean, blend, and finish a wide variety of materials. Using surface conditioning products with a 3M disc pad holder generates finishes suitable for paint.

Insize 1536-300, DIGITAL WALL THICKNESS CALIPER, 0-12"/0-300mm, 6940561961119
Dynabrade 50010 Collet, 3/8"-24 Female Thread, 1/4" Capacity, 3-Piece Collet
Dynabrade 95216 Pin
Dynabrade 79145 1/4" W x 24" L 60 Grit DynaCut Premium Ceramic Belt, 50/pack
Dynabrade 78709 3/8" x 3/4"-B52 Dynacut A/O Mounted Point, Vitrified, 5/pack
Dynabrade 90368 3/4" W x 34" L 80 Grit A/O DynaCut Belt, 50/pack
Dynabrade 78049 1/2" W x 24" L Coarse NWN DynaBrite Belt, 10/pack 
