Special Made first time for JNS. file finished 300 g Masayuki Genno with different water quenching Hard carbon steel faces 55HRC. With different quenching under running water, so middle of the hammer remains soft wile the tops is hardened ! Master Masayuki is now Nr1 Hammer Blacksmith in Japan He have learned 3 years at very famous hammer master Hasegawa Kouzaburou !
You can watch video how he made our batch of thise high end unique and special hammers ! Perfect size and wight for chisel use
They all come with handmade Oak Handle already installed and ready to use