1 Micron Ceramic Stone (10K grit range)
-Did anyone say "Mirror Polish?" At 1/100 of the thickness of a human hair, this is a very fine abrasive. 
 
Splash water and sharpen away.
 
All stones have the same dimensions of:
210 mm x 75 mm x 10 mm
 
These stones are forged of non-porous ceramics and are a great balance of finish and speed of cut. Feels smooth with a subtle bite.
 
Micron size accurate
Color coded
Reinforced with anodized aluminum Universal Backing Plate 
Machined cylinders to fit securely onto Stone Stage
 
The Stone Stage holder makes use of two staging posts that firmly secure the stone to the stage for unmoving rigidity. The posts easily release the stone for quick change.
The only stones you'll need.