Jin 216mm High Speed Steel Mioroshi Deba with Saya MD-33 Saya The rest of the blade

The rest of the blade is mirror polished

Weight: 232g

Another book from prolific chef Tatsuya Ogino

When preparing to use these for the first time

Blade Thickness 1/2 way between the Spine and Edge:

Jin 216mm High Speed Steel Mioroshi Deba with Saya MD-33 Saya The rest of the bladeProduct Description Detailed Specs Measurements This high speed knife is one of a kind knife. The maker of the Jin knives was born in Tokyo before World War II and began making knives early on in his life. We met with him some years ago, during our first business trip to Japan. After a very nice meeting with him, we were lucky enough to be allowed to carry his knives. At the time we met him, he was already retired, so his knives are all new old stock