Omura - 大村砥

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This large block of Omura, which is a type of sandstone, was designed to be used for the flattening and conditioning of Tennen Toishi.  Mostly though, I like these for kick-starting the mud-generation on benchstone Omura.         2.75 x 2.2 x 2.1 / 485 g


© Keith V Johnson 2014 - 2018