M42 HSS edge, a spring tempered Alloy Backer. Hardness 66-68Rc.
High heat resistance. Shock and wear resistant teeth. Fatigue resistant.
High productivity. Longer life than carbon. Quick tooth penetration.
For general purpose cutting of ferrous metal, tool steel, solids, shapes,
tubing and structural shapes.
We can offer samples for testing, whoever are interested in our products