... Invention Self-developed H13K,HMB and HMKhigh alloy steel BladeLinear guideway, shear blade, circular knives and spacers, cold and hot cutting linear blade, Square ... alloy series 6 Features:High intensity, high hardness, high toughness, and high hardenability, etc. 7 Blade Incision: Smooth without burr 8 ... ×503200×165×80Φ1300×Φ815×80815×150×504000×150×100... ... Plate Mill Knives