一石三鳥の工具で焼入れ鋼を加工✨ 製品の詳細はこちら👇 https://tungaloy.com/jp/product/milling/threadmilling/ ■Workpiece material: Hardened steel (54.5HRC) ■Product: MTECD0604C140.8ISO AH725 ■Cutting conditions: Vc=50 m/mi...