Blade material: D2 Steel<br> Tool length: 14.7cm<br> Blade length: 5.4cm<br> Blade thickness: 0.8cm (Special)<br> Blade width: 2.0CM<br> Hardness: 60 ± 1HRC<br> <br> Handle material: Mick green Tower Heat treatment: vacuum + deep cryogenic treatment<br> Main features: cut, high strength and exceptional wear resistance of retention<br> One keel, the number on the back of the handle is a random number. <br>In order to better maintain balance, the thickness of the other side of our finger ring has become thinner.<br> This is a special design and is not a problem with the product.