· Info
Craftsman/職人: Yoshiro Usui ・碓氷淑郎
「四代目助丸/Sukemaru the 4th」
Place/地域: Echigo Yoita・越後与板打刃物
Steel/鋼: High-Speed steel・ハイス
Full length/全長: about 280mm
Blade angle/刃角: about 23 °
Type of URA/裏の種類: Polishing& Triple ura・磨き仕上& 三つ裏
Type of woodhandle/木柄の種類: Japanese red oak・赤樫
· Using laminated structure, it is convenient to sharpen even using a whetstone.
· High-speed steel is more suitable for hardwood.