GRADES for APPLICATIONS and MATERIALS

Material
groups
ISO P ISO M ISO K ISO N ISO S ISO H
1 - 11 12 - 13 14 15 - 20 21 - 28 31 - 37 38 - 41
Steel Stainless steel
Ferritic & Martensitic
Stainless steel
Austenitic & Duplex
(Ferritic-Austenitic)
Cast Iron Nonferrous High Temp
Alloys
Hard Steel
& Hardened Cast Iron
MILLING
Indexable



Harder
 
Tougher
IC808(908) IC808 (908) IC808(908) IS8 ID5 IC808 (908) IB55
IC30N       ID8 IC08 IB85
  IC4050 IC380 IC4100 (5100)   IC380  
IC5400   IC830(928) DT7150 IC07 IC928(830) IC808(908)
IC830(928) IC830(928) IC330(328) IC810(910) IC08 IC328(330)  
IC330(328) IC330(328) IC28   IC28 IC28  
Coolant N N Y N Y Y N
Solid
& MULTI-MASTER
Endmills

Solid Endmills

Roughing /
Semi-Finishing
Harder
 
Tougher
IC702 IC702 IC702 IC702 IC702 IC702 IC702
IC903 IC903 IC903 IC903 IC903 IC903 IC903
  IC300 IC300     IC300  
IC608 IC608 IC608 IC608 IC608 IC608 IC608
IC900/IC908 IC900/IC908 IC900/IC908 IC900/IC908 IC900/IC908 IC900/IC908 IC900/IC908
        IC08 IC08  
Coolant N Y Y N Y Y N
Solid
& MULTI-MASTER
Endmills

Solid Endmills

Finishing
Harder
 
Tougher
IC702 IC702 IC702 IC702 IC702 IC702 IC702
IC903 IC903 IC903 IC903 IC903 IC903 IC903
  IC300 IC300     IC300  
IC608 IC608 IC608 IC608 IC608 IC608 IC608
IC900/IC908 IC900/IC908 IC900/IC908 IC900/IC908 IC900/IC908 IC900/IC908 IC900/IC908
        IC08 IC08  
Coolant N Y Y N Y Y N
DRILLING

Drilling

Harder
 
Tougher
IC907 IC907 IC907     IC903
IC808/IC908 IC808/IC908 IC808/IC908 IC8080¹(9080) IC808/IC908 IC808/IC908 IC808/IC908
IC808/IC908      
PARTING

Drilling

Harder
 
Tougher
IC807(907) IC807(907) IC807(907)   IC20 IC807 (907) IC807 (907)
  IC808(908) IC808(908) IC807 (907)   IC20  
IC808(908)     IC20    IC808(908) IC808(908)
  IC5400 IC5400 IC808(908)      
IC830 IC830 IC830     IC830 (928)  
GROOVE-
TURN

groove Turn

Harder
 
Tougher
IC20N         IC804 IB50
  IC807 IC807 IC5010 ID5 IC806  
IC807         IC907  
IC808 (908) IC808 (908) IC808 (908) IC428   IC807 IC807
IC8250         IC07  
      IC8250 IC20 IC20 IC808
          IC908  
IC830 IC830 IC830     IC08  
FACING

Facing

Harder
 
Tougher
IC808 IC808 IC808 IC5010     IC808
IC8250 IC8250 IC8250   IC20 IC20  
IC830 IC830         IC908
      IC428 IC08 IC808  
ISO
TURNING


ISO turn

Harder
 
Tougher
IC807 (907) IC807(907) IC807(907) IN420 ID5 IW7 IB50
      IS8   IS9 IB10HC
IC8150 (9150)     IS80   IB05S IB10H
      IS6   IB10S IB55
IC8250 (9250) IC908 (808) IC908 (808) IN11     IB20H
      IN23 IC20 IC806/IC804 IB25HC
  IC6015 IC6015     IC807 (907) IN420
IC8350 (9350)     IC5005 (428)     IN22
  IC6025 IC6025 IC5010 (4028)   IC20 IN23
  IC830(3028) IC830(3028) IC8150 (9150)     IB25HA
IC3028 IC3028 IC3028     IC3028 IC807 (907)
THREADING

Threading

Harder
 
Tougher
IC1007 IC1007 IC1007 IC1007 IC08 IC1007 IC1007
IC808(908)     IC808(908)      
IC250 (950) IC808 (908) IC808 (908) IC250 (950) IC228 IC808 (908) IC808 (908)
IC228 IC228 IC228 IC228 IC28    

¹ Use for an outer insert on DR drills  
Default recommendation