The Norton JM3 isn't a stone you should use every time you sharpen, but it's a crystolon (silicon carbide) stone you shouldn't be without. Whether you use the JM3 to remove the rough lines leftover from having your blades rocked or to repair a stripped edge, this stone can handle the job.
Norton JM3 Coarse Sharpening Stone
is backordered and will ship as soon as it is back in stock.
We will be closed until July 1st while restructure our inventory system. During this time we will not be accepting new orders. We apologize for the inconvenience.