適用産業
建材ショップ, 製造工場, 建設動作, エネルギー & 鉱業, Other
使用
Construction works , Energy & Mining, quarry, water well drilling
Place of origin
Changsha, China
Button shape
Spherical Button
Process
Forging+Machining+surface Treatment
Bit face
Flat Face bit, Convex Face bit, Concave Face bit