For tougher cutting in metals, like hardened steel
Materials to use on
This cut-off disk can be used on different metal types, like aluminum, copper, cast iron. But also for short cuts in plastic or brick.
On materials like a galvanized metal (Ductwork) or hardened steel, it’s best to use reinforced cut-off wheel (426)
Recommended speed
Aluminium 35000
Brass 35000
Copper 35000
Plastic 10-15000
Steel 35000