ENDMILLS • SOLID CARBIDE • MULTI-MASTER USER GUIDE Table of Contents Grade Priorities for Solid Carbide Endmills 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 Material Groups Steel Stainless SteelFerritic &MartensiticStainless SteelAustenitic &Duplex (Ferritic-Austenitic)Cast IronNonferrousHigh TempAlloysHard Steel &Hardened CastIron Solid & Harder IC702 IC702 IC902 IS6* IS6* IC702 MULTI-MASTER IC902 IC902 IC903 IC902 IS902** IC903 Endmills IC903 IC903 IC903 IC903 IC608 IC608 IC608 IC608 IC900 (908) IC608 IC900(908) IC900 (908) IC900 (908) IC900 (908) IC300 (308) IC900 (908) Roughing/Semi-Finishing IC300 (308) IC08 IC08 Tougher Coolant N Y Y N Y Y N Solid & Harder IC702 IC702 IC902 IS6* IC902 IC702 MULTI-MASTER IC902 IC902 IC608 IC902 IC903 IC902 Endmills IC903 IC903 IC300 (308) IC903 IC900 (908) IC903 IC608 IC608 IC608 IC608 IC900 (908) IC900 (908) IC900 (908) IC900 (908) IC900 (908) IC08 Finishing Tougher IC08 Coolant N Y Y N Y Y N First choice * SiAiON grade ** First choice for trochoidal milling 177