Festool's excellent Granat abrasive is now available in on sanding sponges. The hardened aluminum oxide and ceramic abrasive is great for sanding bare wood and finished surfaces.
Granat sponges are available in two formats:
13mm (1/2") thick pad with abrasive on two sides — flexible.
26mm (1") thick block with abrasive on 4 sides side — a little less flexible.
(120 grit is available in a block with one beveled edge.)
