This sharpening oilstone is great for use in various general sharpening applications around the workshop and farm. Made of aluminium oxide the stone is very durable, it has a combination of both coarse and smooth surfaces. This stone comes in a premium plastic box for storage and avoids workshop dust as well as unwanted oil deposits while providing your stone with storage. It has rubber feet to aid non-slip and is couplinged at each end so it can be screwed to the workbench. Red. 200 x 50 x 25mm (8 x 2 x 1â€).