Chisel for Cutting Koppa (Tagane)

A tool used to cut Uchigumori Koppa or Narutaki Koppa when making Hazuya and Jizuya.
Handmade by leading Japanese blacksmiths.
It was developed in our store as a special tool for cutting Koppa.
It has a sharp tip to make it easier to split Koppa.


You can order Koppa from the following link.


Uchigumori Koppa https://www.namikawa-ltd.com/product/50
Narutaki Koppa https://www.namikawa-ltd.com/product/51
Narutaki Koppa High Quality https://www.namikawa-ltd.com/product/1560