Blade width/刃幅:
48mm (左市国)/42mm(左市国)/36mm(菊久)/30mm(越秀)/24mm(左市国)/
18mm(左市国)/15mm(左市国)/12mm(左市国)/9mm(左市国)/6mm(國弘)/3mm(越孝)
Full length/全長: about 220mm
Type of woodhandle/木柄の種類:
Japanese red oak & Ebony & Boxwood・赤樫&黒檀&柘植
Mark name /刻印: 左市国(Hidari-Ichikuni), 越秀(Koshihide), 國弘(Kunihiro)、菊久(kikuhisa)
Box/箱: With Roll Cloth Bag・布製鑿巻き付