How to prepare Katsura-Knowledge required for daily maintenance when buying a chisel 

I will explain how to prepare the chisel Katsura.
Katsura preparation is necessary when you buy a new chisel or when you use a chisel to shorten it.
I do it quite often, so I think it would be convenient to have the "downhill hit" that appeared in the video.
#Carpenter #Carpenter's tool #Chisel #Japanese Chisel
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