The refill includes (2) 2.6"X2.8" 150 grit, (2) 2.6"X2.8" 180 grit, (2) 1.2"X2.8" 150 grit and (2) 1.2"X2.8" 180 grit. For use in GX-SIG.
This one is branded Darice but is exactly the same as the Core'dinations product so will fit the Core'dinations sanding block
