When painting a vehicle there are always those really tight areas that a normal sanding block just will not get into or that one small paint blemish that needs to be repaired. The Eastwood Mini Sanding Block Set will help make these problem areas a thing of the past. It comes with three convenient blocks so you can have three different grits in play on the same repair. 3/4 x 2-inch sanding block Works with any PSA paper