3M™ Pro Grade Precision™ Dust Channeling Block Sanding Sponge 220 grit Extra Fine, 2504TRI-220-CH, 11.4 cm x 6.4 cm x 2.5 cm, 12/Pack | 3M United Kingdom
Perma-Grit Sanding Block Flat 560 x 52mm Coarse / Fine Grit SB560 PermaGrit - Nexus Modelling Supplies