Approximate size 80x45x20mm. These blocks are solid abrasive in a rubberised compound. The abrasive never wears out until the whole block is worn away. The blocks can be shaped to suit any profile of your choice. Ideal for picture framing, skirting boards or just flat surfaces, making this an incredibly versatile abrasive. 100g.

Available in two grits - red 60 grit (seen in photo at left) and green 120 grit (click on photo below to enlarge).