DMT 150mm Whetstone in Plastic Case Fine 600G

The 150mm (6in) W6 Diamond Whetstones are ideal for kitchen use and for the honing of smaller workshop tools. They have a large, wider diamond surface for sharpening a variety of knives and edges. Supplied in a plastic case fitted with non-skid rubber feet or wooden box, the base of the plastic case may be screw mounted to a bench.

Plastic case
Red Fine. 600g, 25 micron 

DMT use and care instructions can be found Here