ibuki tanzo blank blade forged blue #1 steel Kurouchi Petty knife 135mm

This is an especially sharp and high class hardness Japanese knife blade, using core blade blue-1 steel from Yasuki hagane, which is reputed to be the top grade of steel for knives. Aogami Blue -1steel is Alloy steel with W and Cr, to improve heat-treatment properties and wear resistance.

-- Item detail -- approx size and weight 
Petty double edged knife
Blade length 135mm, Total length 212mm, Blade width 28.5mm, Blade thickness 2.8 to 1.8mm,
Tang length 70mm, Tang width 9mm, Tang thickness 3.2 mm, 50g

-- Material --
*Blade: Blue 1 steel, base:soft iron, double edged *heat treated and Sharp edged blade
*Black smith, Tadayoshi Tokaji 
*Construction: San Mai, hand-forged in the traditional way
Note: There are some tiny rust and crack on body steel and tang part, it's not defective. Japanese traditional Kurouchi finish.
*approx size and weight 
A brand new, Made in Japan
*Price is include a knife

Sale discount note: The tang part of this knife blank was rough finished. It's not level or flat or symmetrical in some cases. However you can re-shape with file, hammer or vice, because tang material is soft iron.


Paying Particular Attention to the Center of Gravity 
By creating a thickness near the handle, the center of gravity lies near the user’s hand. This gives the knife a good balance, and it is devised in a way that it is a joy to hold.