... and spacers ,cold and hot cutting linear blade, Square profiled cutting blade, Wear plates,Sheet metal coils cutting, etc ... hardness, high toughness, and high hardenability, etc. 7 Blade Incision: Smooth without burr 8 Working Time: A long ... the four cutting edges of high strength HMB steel blade cuts 40 thousand ton steel,the quantity is ... ×Φ815×80815×150×504000×150×100... ... Metal processing blade