Selecting, cutting, shaping and testing an Uchigumori tomo nagura

An overview of how I select, cut and shape Japanese natural stones for tomo nagura. Timestamps: 0:00 Selection 6:20 Tools 9:19 Layout 10:18 Cutting 11:47 Cut completed 12:26 Shaping 14:24 Sanding 16:40 Testing 19:40 52100 63.5hrc 22:00 Iron cladding