How to orde

The 4th digit of the part no. designates the material:      

return

Tungsten Carbide   = 0
Tool steel  WS = 1
High carbon high chrome steel HWS = 2
High speed steel HSS = 3
High performance powered      
High speed steel ASP 23 = 4
Hot working tool steel WAS = 5
High performance powdered steel CPM 10 V
=
6