4 Sided Diamond Sharpening Block

Versatile sharpening block with four different grades of diamond for honing and sharpening blades of all types. Can be used wet or dry. Each side approx 150 x 50mm. Grades: red side (fine), green side (medium), yellow side (coarse), grey side (extra course). Holding base has non-slip rubberised feet at either end for ease of use.