Well visible temper line on both sides of the blade. 11 7/8" long with 8" blade. If you have any questions please feel free to contact me. DO NOT DUPLICATE OR COPY! The item "Japanese Japan WW2 Navy Officer's Dagger Tanto Knife Blade Parts" is in sale since Wednesday, November 20, 2019.This item is in the category "Collectibles\Militaria\WW II (1939-45)\Original Period Items\Japan\Edged Weapons". The seller is "hennadiy2006" and is located in Milford, Michigan. This item can be shipped worldwide.