ibuki tanzo blank blade forged blue #1 steel Kurouchi Petty knife 150mm

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 150mm, Total length 235mm,Blade width 29mm, Blade thickness 1.5 to 2.8mm,
Tang length 83mm, Tang width 11mm, Tang thickness 2 to 3.5 mm, 60g

-- 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.