Naniwa Nagura Stone ORMD Because this module just slides

Because this module just slides into the Model 2100

Being a natural stone there is not a specific grit number but it graded to be roughly a 600 to 800 grit

Weight - 29oz / 814g

The diamond rod slides into the durable metal casing

Naniwa Nagura Stone ORMD Because this module just slidesPrepare an Abrasive Slurry on Water Stones The Nagura Stones from Naniwa are optional small stones that are used for preparing a slurry on water stones before sharpening. If you prefer to prepare a slurry on your water stone before sharpening, then using nagura stones can enhance the sharpening experience, helping you get the most out of your water stones. Naniwa Nagura work particularly well the the Naniwa Super Stones but they can be used with any